Axl Rose was 24 in Guns N' Roses - Live at The Ritz, NY when he played an uncredited character.
That was over 36 years ago in 1987.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 61, and has starred in 50 movies in total, 49 of those since Guns N' Roses - Live at The Ritz, NY was released.
In Guns N' Roses - Live at The Ritz, NY, I think Axl Rose looks: