Celebrity Celebrity Relationships Celebrity Friendships Janet Jackson Poses with Naomi Campbell at Supermodel's Boss Collaboration Launch Party Campbell debuted a clothing collection with the fashion brand at the U.K. department store Selfridges on Saturday By Esme Mazzeo Updated on February 19, 2024 04:00PM EST Janet Jackson and Naomi Campbell. Photo: Dave Benett/Getty Janet Jackson is celebrating her friend Naomi Campbell! On Sunday, the "Together Again" singer, 57, posted a photo on Instagram of herself posing with the supermodel, 53, at a launch party in the U.K. celebrating Campbell's collaboration with the luxury clothing brand Boss. "Congrats @naomi 😘," Jackson captioned the photo, showing the two women wearing black and smiling for the camera. The singer's Instagram Story on Saturday featured a video of her laughing with friends while hanging out near the DJ booth at the event. Janet Jackson (left) and Naomi Campbell. Janet Jackson/Instagram Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories. Campbell posted a video announcing her collaboration with Boss on her Instagram on Saturday. Before the launch party that night, she spoke at an event at Selfridges. "Announcing my new collaboration with BOSS at a store I grew up visiting as a child was a true full circle moment for me," Campbell captioned the video. "Thank you, @boss, and thank you, @theofficialselfridges & @elleuk, for having me." Janet Jackson attends a private dinner hosted by Naomi Campbell and BOSS with ELLE to celebrate the launch of the Naomi x BOSS collection. Dave Benett/Getty In the video, Campbell was asked what it means to her to be a boss. "Be on your hustle, never let up on your hustle," she replied, adding that "dedication, determination and drive" are also important. Naomi Campbell Says She’s ‘Honored’ to Share Her ‘Life in Clothes’ at New London Exhibition "I was always told by the great, great President Nelson Mandela, 'You can sleep when you're dead,' she added. "If you've got the opportunity and you've got the energy, do it." Naomi Campbell attends a private dinner hosted by Naomi Campbell and BOSS with ELLE to celebrate the launch of the Naomi x BOSS collection. Dave Benett/Getty Boss also posted an Instagram video from the launch party, featuring all of the celebrities in the fashion world and beyond who showed up to support Campbell.