Bassist and occasional guitarist for the rock band Cheap Trick, the group known for hits like "I Want You to Want Me."
He was a founding member of Cheap Trick in 1973.
He is known for being a pioneer of the twelve-string bass guitar.
He has two children, Liam and Lila, with his wife Alison Petersson.
He has shared the stage with guitarist Rick Nielsen for over four decades.
