From Zappa Wiki Jawaka
Jim Pons, born 3/14/1943 in Santa Monica, CA, played bass in "The Leaves" and "The Turtles" prior to joining The Mothers in the Spring of '71. Pons: "I had known Frank previous to my joining his band, so there was no formal audition. I was almost kind of like a friend of the family by then." Jim provided bass and vocal for Fillmore East, June 1971, Frank Zappa's 200 Motels (vocal only), Just Another Band From L.A.,You Can't Do That On Stage Anymore Vol. 1, You Can't Do That On Stage Anymore Vol. 3, You Can't Do That On Stage Anymore Vol. 6, and Playground Psychotics; also for the Beat The Boots series disk Swiss Cheese/Fire! (BTB).