Christina Aguilera shares racy snap to promote Rockin' Eve concert as stars such as Jennifer Garner, Reese Witherspoon and Gigi Hadid reflect on 2018 with heartwarming posts
Christina Aguilera is headlining Dick Clark's New Year's Rockin' Eve With Ryan Seacrest 2019 on Monday.
The pop superstar, 38, took to Instagram to promote the annual televised event on ABC with a racy snap of herself and the caption: 'See you tonight #Rockin Eve'
And the reveal comes as a plethora of celebrities such as Jennifer Garner, Eva Longoria and Reese Witherspoon followed suit with heartwarming posts reflecting on the past year.
![Promote queen: Christina Aguilera, 38, took to Instagram to promote Dick Clark's New Year's Rockin' Eve With Ryan Seacrest 2019 on Monday](https://i.dailymail.co.uk/1s/2018/12/31/20/7995540-6542999-image-a-11_1546286737771.jpg)
Promote queen: Christina Aguilera, 38, took to Instagram to promote Dick Clark's New Year's Rockin' Eve With Ryan Seacrest 2019 on Monday
The Dirty singer looked every inch the sultry musical icon as she flashed her famous curves in a pink fur coat and bright red leather thigh-high boots.
Aguilera last performed on the show in 2007, and this year she will be joined by Bastille, Dan + Shay and New Kids On The Block in the hours leading up to the 2019 countdown.
And even more sensational acts will perform throughout the evening from different locations in the United States.
Ciara will ring in the New Year from the West Coast as the host of the Hollywood Party.
![Sunshine: Reese Witherspoon looked flawless in a bright yellow gown as she captioned her snap: 'Running into the new year like... Goodbye 2018... Hello 2019!'](https://i.dailymail.co.uk/1s/2018/12/31/20/7995542-6542999-image-m-26_1546287009017.jpg)
Sunshine: Reese Witherspoon looked flawless in a bright yellow gown as she captioned her snap: 'Running into the new year like... Goodbye 2018... Hello 2019!'
![Sparkling: Jennifer Garner shared a snap of herself in a striped sweater holding a sparkler](https://i.dailymail.co.uk/1s/2018/12/31/20/7995292-6542999-image-a-13_1546286835144.jpg)
Sparkling: Jennifer Garner shared a snap of herself in a striped sweater holding a sparkler
![Thank you, next: Ariana Grande captioned her snap: 'Farewell 2018, you f*ck'](https://i.dailymail.co.uk/1s/2018/12/31/20/7995892-6542999-image-m-44_1546287805995.jpg)
Thank you, next: Ariana Grande captioned her snap: 'Farewell 2018, you f*ck'
She will be joined by performances from Lauren Alaina, Kelsea Ballerini, Bazzi, Kane Brown, Camila Cabello, The Chainsmokers, Foster the People, Halsey, Dua Lipa, Ella Mai, Shawn Mendes, Charlie Puth and Weezer.
Just after midnight, Post Malone will take the stage from his tour in Brooklyn as the first televised performance of the new year.
Actress Lucy Hale will be hosting a shindig in New Orleans as well.
![Ring it in with a kiss: Nick Jonas shared a snap of him kissing his new bride Priyanka Chopra](https://i.dailymail.co.uk/1s/2018/12/31/21/7997822-6542999-image-m-37_1546293058205.jpg)
Ring it in with a kiss: Nick Jonas shared a snap of him kissing his new bride Priyanka Chopra
![Grateful: Eva Longoria revealed an adorable photo of herself in a swimsuit holding her newborn son Santiago](https://i.dailymail.co.uk/1s/2018/12/31/20/7994254-6542999-image-m-27_1546287078374.jpg)
Grateful: Eva Longoria revealed an adorable photo of herself in a swimsuit holding her newborn son Santiago
![Besties: Kim Kardashian and Paris Hilton posted a cute snap together](https://i.dailymail.co.uk/1s/2018/12/31/21/7997844-6542999-image-m-27_1546292596825.jpg)
Besties: Kim Kardashian and Paris Hilton posted a cute snap together
![Eloquent: Olivia Culpo turned up the heat for the new year as she posted a scintillating bikini snap to her account with the caption: '2018 you taught me so much'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994256-6542999-image-m-29_1546287181428.jpg)
Eloquent: Olivia Culpo turned up the heat for the new year as she posted a scintillating bikini snap to her account with the caption: '2018 you taught me so much'
![Looking back: Alessandra Ambrosio flaunted her pert derriere in a bikini snap with the caption: 'One last look back to an amazing year'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994268-6542999-image-m-31_1546287293028.jpg)
Looking back: Alessandra Ambrosio flaunted her pert derriere in a bikini snap with the caption: 'One last look back to an amazing year'
Meanwhile, a cavalcade of celebrities bid farewell to 2018 via Instagram.
Garner shared a sweet snap of herself in a striped sweater holding a sparkler.
'I am grateful for all of the friendship, health, silliness and growth (even painful) of 2018. I am prayerfully grateful for my children and family. Please, more of the same next year, for all of us,' she captioned the snap.
![Follow the lead: Candice Swanepoel followed in her Victoria Secret's sister's footsteps as she showcased her taut tummy](https://i.dailymail.co.uk/1s/2018/12/31/20/7994266-6542999-image-a-17_1546286880410.jpg)
Follow the lead: Candice Swanepoel followed in her Victoria Secret's sister's footsteps as she showcased her taut tummy
![Bye bye: Emily Ratajkowski captioned her sultry snap: 'Bye 2018'](https://i.dailymail.co.uk/1s/2018/12/31/21/7997812-6542999-image-m-29_1546292654442.jpg)
Bye bye: Emily Ratajkowski captioned her sultry snap: 'Bye 2018'
![Shining star: Penelope Cruz shined in a close-up pic with the caption: 'Happy new year everyone!!! Feliz ano nuevo y gracias por tanto carino!!!!'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994260-6542999-image-a-18_1546286883318.jpg)
Shining star: Penelope Cruz shined in a close-up pic with the caption: 'Happy new year everyone!!! Feliz ano nuevo y gracias por tanto carino!!!!'
Longoria revealed an adorable photo of herself in a swimsuit holding her newborn son Santiago.
'What a year it has been!! So many great things happened to out family this yeat that I'm so grateful for!'
She received a star on the Hollywood Walk Of Fame, produced a television show, and welcomed her first child with husband Jose Baston six months ago.
![Roller coaster: Khloe Kardashian reflected on her roller coaster year: 'My soul endured, the highest highs and the lowest lows'](https://i.dailymail.co.uk/1s/2018/12/31/23/7999690-6542999-image-a-45_1546298622552.jpg)
Roller coaster: Khloe Kardashian reflected on her roller coaster year: 'My soul endured, the highest highs and the lowest lows'
![Gorgeous: Gigi Hadid posted a gorgeous black and white selfie with a lengthy caption of her gratitude for the past year. 'As 2018 comes to an end, I want to Thank You all so much for the support and enthusiasm you bring me each year,' she began](https://i.dailymail.co.uk/1s/2018/12/31/20/7994882-6542999-image-m-28_1546287146784.jpg)
Gorgeous: Gigi Hadid posted a gorgeous black and white selfie with a lengthy caption of her gratitude for the past year. 'As 2018 comes to an end, I want to Thank You all so much for the support and enthusiasm you bring me each year,' she began
![Funny guy: Robert Downey Jr. showed his funny bone as he captioned a Marvel movie fact about Iron Man with: 'I'm up for the challenge. Happy New Year, everyone!'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994386-6542999-image-a-20_1546286892630.jpg)
Funny guy: Robert Downey Jr. showed his funny bone as he captioned a Marvel movie fact about Iron Man with: 'I'm up for the challenge. Happy New Year, everyone!'
Witherspoon looked flawless in a bright yellow gown as she captioned her snap: 'Running into the new year like... Goodbye 2018... Hello 2019!'
Gigi Hadid posted a gorgeous black and white selfie with a lengthy caption of her gratitude for the past year.
'As 2018 comes to an end, I want to Thank You all so much for the support and enthusiasm you bring me each year,' she began.
![Bubbly brigade: Miley Cyrus shared a snap with a bottle of champagne](https://i.dailymail.co.uk/1s/2019/01/01/01/8003258-6542999-image-a-13_1546307061881.jpg)
Bubbly brigade: Miley Cyrus shared a snap with a bottle of champagne
![At the slopes: Katie Holmes shared a snap from a ski vacation](https://i.dailymail.co.uk/1s/2018/12/31/21/7997814-6542999-image-m-32_1546292895043.jpg)
At the slopes: Katie Holmes shared a snap from a ski vacation
![Riding in style: Katharine McPhee shared a snap from a Hawaii vacation](https://i.dailymail.co.uk/1s/2018/12/31/21/7997860-6542999-image-m-33_1546292943590.jpg)
Riding in style: Katharine McPhee shared a snap from a Hawaii vacation
![Stunner: Kim Zolciak reflected on her family and good fortune in a sweet snap](https://i.dailymail.co.uk/1s/2018/12/31/20/7995598-6542999-image-m-33_1546287424933.jpg)
Stunner: Kim Zolciak reflected on her family and good fortune in a sweet snap
![Wine time: Jessica Chastain celebrated with a few girlfriend's tasting wine](https://i.dailymail.co.uk/1s/2018/12/31/21/7998080-6542999-image-a-41_1546293356131.jpg)
Wine time: Jessica Chastain celebrated with a few girlfriend's tasting wine
'I realize that as I grow and learn about myself, you guys simultaneously embrace me and allow me to do what I love,' she added to the caption.
Olivia Culpo turned up the heat for the new year as she posted a scintillating bikini snap to her account with the caption: '2018 you taught me so much.'
Robert Downey Jr. showed his funny bone as he captioned a Marvel movie fact about Iron Man with: 'I'm up for the challenge. Happy New Year, everyone!'
![Funny girl: Amy Schumer said she is 'laughing into 2019 like...'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994264-6542999-image-a-21_1546286899351.jpg)
Funny girl: Amy Schumer said she is 'laughing into 2019 like...'
![Doting mom: Kristin Cavallari held her daughter in the photograph with the caption: 'The last few snuggles in 2018'](https://i.dailymail.co.uk/1s/2018/12/31/20/7994380-6542999-image-m-30_1546287263715.jpg)
Doting mom: Kristin Cavallari held her daughter in the photograph with the caption: 'The last few snuggles in 2018'
![Supermodel reflection: Gisele took a moment to reflect on 2018](https://i.dailymail.co.uk/1s/2019/01/01/01/8003274-6542999-image-a-14_1546307178474.jpg)
Supermodel reflection: Gisele took a moment to reflect on 2018
Kristin Cavallari held her daughter in the photograph with the caption: 'The last few snuggles in 2018'
Alessandra Ambrosio flaunted her pert derriere in a bikini snap with the caption: 'One last look back to an amazing year'
Candice Swanepoel followed in her Victoria Secret's sister's footsteps as she showcased her taut tummy.
![Co-pilot: Madonna is ready to embrace 2019](https://i.dailymail.co.uk/1s/2019/01/01/01/8003270-6542999-image-a-15_1546307263993.jpg)
Co-pilot: Madonna is ready to embrace 2019
![Getting ready! Catherine Zeta-Jones said she's 'resting up before the festivities begin'](https://i.dailymail.co.uk/1s/2018/12/31/21/7997866-6542999-image-m-35_1546293006832.jpg)
Getting ready! Catherine Zeta-Jones said she's 'resting up before the festivities begin'
![Loved up: Diana Kruger and Norman Reedus were grateful for each other](https://i.dailymail.co.uk/1s/2018/12/31/20/7994884-6542999-image-m-34_1546287517300.jpg)
Loved up: Diana Kruger and Norman Reedus were grateful for each other
Kim Zolciak reflected on her family and good fortune in a sweet snap.
'I'm so grateful for all of my blessings. 2018 I'm ready to see you go. I'm welcoming 2019 with open arms and an open heart,' she wrote.
Penelope Cruz shined in a close-up pic with the caption: 'Happy new year everyone!!! Feliz ano nuevo y gracias por tanto carino!!!!'
![Superhero reflection: Brie Larson asked her fans to try something new in 2019](https://i.dailymail.co.uk/1s/2019/01/01/01/8003272-6542999-image-m-17_1546307310138.jpg)
Superhero reflection: Brie Larson asked her fans to try something new in 2019
![Embracing health: Julia Louis-Dreyfus raised her glass to the new year](https://i.dailymail.co.uk/1s/2019/01/01/01/8003266-6542999-image-a-18_1546307353208.jpg)
Embracing health: Julia Louis-Dreyfus raised her glass to the new year
![Performing beauty: Fergie gave a shout out from the Bahamas](https://i.dailymail.co.uk/1s/2018/12/31/21/7997818-6542999-image-a-39_1546293107927.jpg)
Performing beauty: Fergie gave a shout out from the Bahamas
![Finish line: Kendra Wilkinson made it through 2018](https://i.dailymail.co.uk/1s/2018/12/31/21/7997816-6542999-image-a-40_1546293201264.jpg)
Finish line: Kendra Wilkinson made it through 2018
![Takeoff: Jared Leto was preparing for the new year with a positive post](https://i.dailymail.co.uk/1s/2018/12/31/21/7997820-6542999-image-a-38_1546293104608.jpg)
Takeoff: Jared Leto was preparing for the new year with a positive post
![Family affair: Jimmy Fallon shared a snap of his family at the ski slopes](https://i.dailymail.co.uk/1s/2018/12/31/21/7997970-6542999-image-m-44_1546293449895.jpg)
Family affair: Jimmy Fallon shared a snap of his family at the ski slopes
![She's back! Dance Moms' Abby Lee Miller is ready for new beginnings](https://i.dailymail.co.uk/1s/2018/12/31/20/7994878-6542999-image-m-35_1546287563297.jpg)
She's back! Dance Moms' Abby Lee Miller is ready for new beginnings
![Family fun: Alex Rodriguez shared a sweet snap with Jennifer Lopez](https://i.dailymail.co.uk/1s/2019/01/01/01/8003264-6542999-image-a-19_1546307712092.jpg)
Family fun: Alex Rodriguez shared a sweet snap with Jennifer Lopez
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