Elle Macpherson's son Flynn debuts his glamorous new girlfriend

Elle Macpherson's son Flynn is officially off the market.

Flynn, whose father is French financier Arpad Busson, debuted his new girlfriend Avery Domi on Instagram on Sunday as he wished her a happy 22nd birthday.

The Boston University graduate, 22, uploaded a sweet photo of himself cuddling the bikini-clad brunette by the water on Harbor Island, in the Bahamas, and captioned the post with a birthday cake and love-heart emoji. 

Meet Flynn's new flame! Elle Macpherson's son Flynn Busson (left) debuted his new girlfriend Avery Domi (right) on Instagram on Sunday as he wished her a happy 22nd birthday

Meet Flynn's new flame! Elle Macpherson's son Flynn Busson (left) debuted his new girlfriend Avery Domi (right) on Instagram on Sunday as he wished her a happy 22nd birthday 

Avery, who is the daughter of retired Canadian ice hockey player Tahir 'Tie' Domi, sat on Flynn's lap as he wrapped his arms around her waist and kissed her on the cheek.

It didn't take long for supermodel Elle, 56, to confirm her approval of Flynn's new flame, commenting below the post: 'Happy birthday ❤️'. 

Avery had debuted her relationship with Flynn on her own Instagram account last month, posting a photo of the couple cuddling up together on an outdoor daybed.  

Tick of approval: It didn't take long for Elle, 56, to confirm her approval of Flynn's new girlfriend, commenting below the post: 'Happy birthday beauty ❤️'

Tick of approval: It didn't take long for Elle, 56, to confirm her approval of Flynn's new girlfriend, commenting below the post: 'Happy birthday ❤️' 

'Summer with you': Avery, the daughter of retired Canadian ice hockey player Tahir 'Tie' Domi, had debuted her relationship with Flynn on her own Instagram account last month, posting this photo of the couple cuddling up together on an outdoor daybed

'Summer with you': Avery, the daughter of retired Canadian ice hockey player Tahir 'Tie' Domi, had debuted her relationship with Flynn on her own Instagram account last month, posting this photo of the couple cuddling up together on an outdoor daybed

'Summer with you,' she captioned the steamy snap. 

Aside from being the son of Australia's most famous model, Flynn is also a budding Instagram influencer, boasting almost 24,000 followers.  

Flynn likes to document his expensive hobbies and five-star holidays on social media, from skiing in Switzerland to playing polo in Argentina and driving around the Coachella Valley. 

Star in the making! Aside from being the son of Australia's most famous model, Flynn is also a budding Instagram influencer, boasting almost 24,000 followers. Pictured with Elle on September 23, 2018, in Milan

Star in the making! Aside from being the son of Australia's most famous model, Flynn is also a budding Instagram influencer, boasting almost 24,000 followers. Pictured with Elle on September 23, 2018, in Milan

read more from dailymail.....

PREV TOWIE's Chloe Sims breaks down as she admits she dated men to get 'revenge' on ...
NEXT Steve McQueen says he battled 'institutional racism' at school