Conversation so far:
Did Duff McKagan play for Guns N' Roses?
In March 1985, Duff McKagan replaced bassist Ole Beich in Guns N' Roses.
What year did Duff McKagan start with Guns N' Roses?
In March 1985, Duff McKagan replaced bassist Ole Beich in Guns N' Roses.
Did Duff McKagan have to tryout for Guns N' Roses?

Question: Did he enjoy success with the band?
Self-contained rewrite: Did Duff McKagan enjoy success with Guns N' Roses?