Greg Gilmore played the drum in Seattle band 10 Minute Warning. and eventually Guns N' Roses. Initially the band had Duff Mckagan on drums, but when Gilmore joined, Duff switched to guitar.



In January 1985 Duff Mckagan and Greg Gilmore, both friends, moved down to LA. They started to answer ads and attending auditions together. Duff decided to start playing the bass instead of guitar.



After several months Greg Gilmore decided to move back to Seattle. Later he played in Mother Love Bone, which also included Jeff Ament and Stone Gossard, who both showed up in Pearl Jam.