Chris Hemsworth and Elsa Pataky at Peaky Blinders themed party for brother Luke’s 40th birthday

Chris Hemsworth and Elsa Pataky join Liam and girlfriend Gabriella Brooks at Peaky Blinders themed party for brother Luke’s 40th birthday – and the Hemsworth in-laws came along too

Chris Hemsworth shared a number of photos from his brother Luke’s 40th birthday bash in Bryon Bay on Sunday. 

The 37-year-old actor was joined by his wife Elsa Pataky, 44, younger brother Liam, 30, who had on his arm his girlfriend, Gabriella Brooks, 22. 

Also in attendance were the Hemsworth parents, Craig and Leonie, and Luke’s wife Samantha Hemsworth, 40. 

Family affair: Chris Hemsworth shared a number of photos from his brother Luke’s 40th birthday bash in Bryon Bay on Sunday. The actor was joined by his wife Elsa Pataky, 44, younger brother Liam, 30, and his girlfriend, Gabriella Brooks, 22, the Hemsworth parents, Craig and Leonie, and Luke’s wife Samantha Hemsworth, 40. All pictured 

The famous and genetically blessed family and friends posed for a number of images, showing off their Peaky Blinders themed costumes. 

The British television drama series is set during the 1920s and 1930s, and the family were all dressed in garb from the era. 

Elsa opted for a 1920s flapper style mini-dress with tasseled edges, a feathered headpiece and lacy thigh-high stockings. 

Retro! The famous and genetically blessed family and friends posed for a number of images, showing off their Peaky Blinders themed costumes. The British television drama series is set during the 1920s and 1930s, and the family were all dressed in garb from the era

Retro! The famous and genetically blessed family and friends posed for a number of images, showing off their Peaky Blinders themed costumes. The British television drama series is set during the 1920s and 1930s, and the family were all dressed in garb from the era

Got it right! The man of the hour, Luke, looked smart indeed with his hair slicked back and a well-fitted suit with a vintage fob chain

Got it right! The man of the hour, Luke, looked smart indeed with his hair slicked back and a well-fitted suit with a vintage fob chain

Gabriella chose a slinky 1930s style gown with mesh portions, had her hair slicked back and carried an ornate fan. 

Leonie dressed up in period-inspired garb, while Samantha also looked very much the flapper in a pale, layered dress worn with lots of pearls. 

The boys looked great too, with Liam in a gangster-inspired suit worn open to show off his muscular chest. 

Chris captioned the set photographs: 'Happy 40th birthday @hemsworthluke you big legend!!'

 Chris captioned the set photographs: ‘Happy 40th birthday @hemsworthluke you big legend!!’

Liam had his guns on display in a white tank top worn with braces and dark pants, finishing the look with a Peaky Blinders-inspired flat cap. 

The man of the hour, Luke, looked smart indeed with his hair slicked back and a well-fitted suit with a vintage fob chain. 

Chris captioned the set of fun photographs: ‘Happy 40th birthday @hemsworthluke you big legend!!’      

Happy tidings: Liam shared a different photo of himself and his two brothers to Instagram on Thursday to mark Luke's birthday. 'Happy 40th birthday! You've been a wonderful brother all these years. I've taught you well... the rest is up to you. Love you, Luke!' he wrote in the caption

 Happy tidings: Liam shared a different photo of himself and his two brothers to Instagram on Thursday to mark Luke’s birthday. ‘Happy 40th birthday! You’ve been a wonderful brother all these years. I’ve taught you well… the rest is up to you. Love you, Luke!’ he wrote in the caption

Liam also shared a different photo of himself and his two brothers to Instagram on Thursday to mark Luke’s milestone birthday.

‘Happy 40th birthday! You’ve been a wonderful brother all these years. I’ve taught you well… the rest is up to you. Love you, Luke!’ he wrote in the caption.

Luke commented: ‘Thanks, Liam. You’ll always be the the little brother who’s best at crying! Love you forever.’

Luke commented: 'Thanks, Liam. You'll always be the the little brother who's best at crying! Love you forever'

 Luke commented: ‘Thanks, Liam. You’ll always be the the little brother who’s best at crying! Love you forever’