This weekend Optus Stadium celebrates its fifth birthday, but it also celebrates another milestone.

Gage Roads, beer supplier of the stadium, has provided over 3.77 million litres of beer to patrons since it opened.

Gage Roads spokesperson Aaron Heary told 6PR Perth Live the contract with Optus Stadium has been life-changing.

“It set us on an explosion of growth,” said Mr Heary.

Click PLAY below to hear what Mr Heary had to say