He is known as the jokester of the Hemsworth clan. 

And Luke Hemsworth hilariously trolled his Hollywood star brother Chris on Monday. 

Luke shared a photo of himself wearing the iconic Thor costume as he stood alongside Chris who famously plays the Marvel character. 

Troll: Chris Hemsworth’s brother Luke, left, has trolled the Hollywood star, right, by dressing up as ‘Thor’ and says he’s happy to ‘mentor’ his ‘understudy’

‘It’s great to mentor young actors. Here I am giving some tips to this up and coming young fella who’s name escapes me at the moment,’ he joked in the caption. 

Luke then got his other famous brother Liam in on the joke, adding, ‘I’m sure he’ll have no trouble getting a job as an understudy for me or Liam Hemsworth.’

‘It’s great to mentor young actors. Here I am giving some tips to this up and coming young fella who’s name escapes me at the moment,’ he joked in the caption 

‘Hang in there pal but make sure you have a trade qualification to fall back on.’  

Chris is one of Hollywood’s highest paid actors and made a whopping $20 million for Thor: Love and Thunder. 

Luke regularly trolls his younger brother on Instagram and took aim at Chris on his birthday in August last year. 

Banter: Luke regularly trolls his younger brother on Instagram and took aim at Chris on his birthday in August last year. Luke posted a birthday tribute to their younger brother Liam instead of Chris, before wishing him a happy birthday

Luke posted a birthday tribute to their younger brother Liam instead of Chris, before wishing him a happy birthday.

Sharing a picture of himself alongside the pair’s other sibling, Liam, 31, Luke quipped: ‘Happy birthday brother @chrishemsworth! 

‘Love you mate will remember this trip the Kimberly region for ever. So many memories together.’  

Siblings: Luke, 41, (R) is the oldest of the Hemsworth Brothers, followed by Chris, 38, (C) and Liam, 32 (L). Pictured in 2015

Fans in the comments section were quick to respond at the funny dig, sharing an several crying with laughter emojis over the banter between the pair.

In May, Chris shared an adorable photo from the Sydney set of Thor: Love and Thunder – yet Luke was distracted by one element of the snap.

Not the first time! In May, Chris shared an adorable photo from the Sydney set of Thor: Love and Thunder – yet his brother Luke was distracted by one element of the snap, his legs

In the image, the actor was holding hands with his little boy, who was wearing a Superman cape however his Luke could not help ribbing his sibling.

But Luke was quick to publicly pointed out Chris’ slim legs as he penned: ‘Bro?! You’ve been skipping leg days again?!’ before mocking his personal trainer Luke Zocchi.  

Luke added jokingly, ‘Are those @zocobodypro’s pins?’

Meanwhile, Chris did a similar prank as Luke to his Marvel co-star Chris Evans on his birthday.

Paying tribute to the Captain America star, he decided to cheekily post alongside Chris Pratt, who stars in Guardians of the Galaxy.

‘Happy 40th birthday Chris Evans, you’ll always be number 1 in my book,’ Hemsworth wrote in the caption, tagging Evans and including two party emojis.

Cheeky: Meanwhile, Chris, left, did a similar prank as Luke to his Marvel co-star Chris Evans on his birthday. Paying tribute to the Captain America star, he decided to cheekily post alongside Chris Pratt, right, who stars in Guardians of the Galaxy