Bryan Adams(born 5 November 1959)  released an album "(Everything I Do) I Do It for You" (1977) before leaving the band at 16, and at 18 he met Jim Vallance.
The single "(Everything I Do) I Do It for You" went to number 1 in at least 18 countries, including for a record 16 and 18 straight weeks, in the UK, and Europe overall, respectively. 1991 
