Twelve Thirty (Young Girls Are Coming to the Canyon) Twelve Thirty (Young Girls Are Coming to the Canyon) "Twelve Thirty" a.k.a. "Twelve-Thirty (Young Girls Are Coming to the Canyon)", the song's main refrain, is a song by The Mamas & the Papas. After the release of the group's third album -- "Deliver"—and their appearance as the closing act of the Monterey International Pop Festival, the group was scheduled to appear in England. The visit was catastrophic for both the group and Cass Elliot (see The Mamas & the Papas main article for further details), and resulted in Cass leaving the group temporarily. The group had completed four tracks for
The Mamas & the Papas sometimes referred to as "Cass, John, Michelle, Dennie", whose names appear above the band's name on the cover, including the unexplained misspelling of Doherty's first name. Recording was reportedly interrupted when Michelle Phillips became indiscreet about her affair with Gene Clark of the Byrds. A liaison the previous year between Michelle Phillips and Denny Doherty had been forgiven by her husband John Phillips; Doherty and John Phillips had reconciled and written "I Saw Her Again" about the episode. They later disagreed about how much Doherty contributed to the song. But after Michelle's affair with Clark, John Phillips was determined to