The secret FIFTH Hembrow sibling revealed: Ava Thynne, 14, emerges in latest clip with her famous sister Tammy
When Tammy Hembrow got stretchered out of Kylie Jenner's 21st birthday party last year she threw her family in the spotlight.
And while her fans are familiar with most of the social media star's model sisters, there is one sibling that is rarely seen alongside the blonde star.
During the fitness influencer's recent YouTube vlog, her youngest half-sister Ava Thynne, 14, unexpectedly joined the video.
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![Revealed: The secret FIFTH Hembrow sibling emerged in latest clip with famous sister Tammy. Pictured Tammy (second left) with her other three sisters Emilee, Amy and Starlette](https://i.dailymail.co.uk/1s/2020/05/25/02/28781920-8353395-image-a-4_1590369892774.jpg)
Revealed: The secret FIFTH Hembrow sibling emerged in latest clip with famous sister Tammy. Pictured Tammy (second left) with her other three sisters Emilee, Amy and Starlette
Tammy was filming a vegan mukbang feast with her half-sister Starlette Thynne, 20.
Ava walked into frame and surprised Tammy and Starlette 10 minutes into their filming session.
'Oh, my god! Look who it is. Come into my video,' Tammy said, as she passed her sister a vegan hotdog to eat on camera.
!['It's 4pm and she's just woken up! 4pm people. That is really bad': Tammy said to her sister, as Ava gestured for her to stop](https://i.dailymail.co.uk/1s/2020/05/25/02/28781834-8353395-image-a-1_1590369537938.jpg)
'It's 4pm and she's just woken up! 4pm people. That is really bad': Tammy said to her sister, as Ava gestured for her to stop
![PICTURED: Tammy's half-sisters Starlette (left) and Ava (right)](https://i.dailymail.co.uk/1s/2020/05/25/02/28781912-8353395-image-a-2_1590369745033.jpg)
PICTURED: Tammy's half-sisters Starlette (left) and Ava (right)
'It's 4pm and she's just woken up! 4pm people. That is really bad,' Tammy said to her sister as Ava gestured for her to stop.
The teenager laughed along with her siblings as they answered fan questions and occasionally spoke with her mouth full.
Tammy is the daughter of Australian director, screenwriter and musician Mark Hembrow, 64, as are her sisters Amy, 30, and Emilee, 28. They also share half-sisters Ava and Starlette.
![Rise to fame: In 2019, Tammy left Kylie Jenner's 21st birthday party at Los Angeles' West Hollywood celebrity hotspot Delilah face down on a stretcher](https://i.dailymail.co.uk/1s/2020/05/25/02/28778514-8353395-image-a-5_1590369992595.jpg)
Rise to fame: In 2019, Tammy left Kylie Jenner's 21st birthday party at Los Angeles' West Hollywood celebrity hotspot Delilah face down on a stretcher
In 2019, Tammy left Kylie Jenner's 21st birthday party at Los Angeles' West Hollywood celebrity hotspot Delilah face down on a stretcher.
While Tammy was embarrassed by the incident, it appeared to make the Gold Coast local an overnight celebrity.
The mother of daughter Saskia, three, and son Wolf, five, now boasts 11.3 million Instagram followers and 1.31 million YouTube subscribers.
![Famous: The mother of daughter Saskia, three, and son Wolf, five, now boasts 11.3 million Instagram followers and 1.31 million YouTube subscribers](https://i.dailymail.co.uk/1s/2020/05/25/02/28778436-8353395-image-a-6_1590369998068.jpg)
Famous: The mother of daughter Saskia, three, and son Wolf, five, now boasts 11.3 million Instagram followers and 1.31 million YouTube subscribers
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