Michelle Phillips (born Holly Michelle Gilliam; June 4, 1944) is an American singer, songwriter and actress. A native of California, she met and married John Phillips in San Francisco as a teenager, and went on to co-found the vocal group The Mamas & the Papas in 1965. The band rose to fame with their popular singles California Dreamin' and Creeque Alley, both of which Phillips co-wrote. They re..