By Kristy Johnson For Daily Mail Australia
Published: 03:33 BST, 16 May 2019 | Updated: 04:18 BST, 16 May 2019
He's the oil rig worker known for wearing a bandanna on the set of Lego Masters.
But Gerhard looked almost unrecognisable in a throwback photo shared to Instagram on Wednesday.
In the picture, the now 52-year-old was dressed in a white T-shirt and showed off a curly '90s mullet and moustache.
My, how you've changed! Lego Masters star Gerhard (right) looked unrecognisable with a '90s mullet and moustache in a throwback photo (left) shared to Instagram on Wednesday
It appears the picture was taken when Gerhard was in his twenties or thirties.
He wrote in the caption: 'Very young and as wild as the Wild West! But this was a very long time ago!'
Lego Masters fans soon flocked to the comments section, with one person writing: 'You look