California Dreaming was written in 1963 while John Philips and Michelle Philips were living in New York. John dreamed about the song and woke Michelle up to help him write it. At the time, John an Michelle were members of the folk group The New Journeymen which later evolved into The Mamas and Papas for whom this song was their biggest hit.
May 2015 saw the release of the film San Andreas directed by Brad Peyton with soundtrack by Andrew Lockington. the film featured a rendition of California Dreaming performed by the Australian singer-songwriter Sia