Complex sentence: Weeks also played with the Fabulous Amazers and Bill Lordan (pre Robin Trower drummer) in the Minnesota group, Gypsy.also played bass guitar for michael's mystics back in the 60's in Minnesota.
Split into simpler sentences: Weeks also played with the Fabulous Amazers and Bill Lordan (pre Robin Trower drummer) in the Minnesota group, Gypsy. He also played bass guitar for Michael's Mystics back in the 60's in Minnesota.