The Mamas & the Papas from 1964 to 1965. The last member to join was Cass Elliot, Doherty's bandmate in the Mugwumps, who had to overcome John Phillips' concern that her voice was too low for his arrangements, that her physical appearance would be an obstacle to the band's success, and that her temperament was incompatible with his. The group considered calling itself the Magic Cyrcle before switching to the Mamas & the Papas, inspired by the Hells Angels, whose female associates were called "mamas". The quartet spent the period from early spring to midsummer 1965 in the Virgin Islands "to rehearse and just put
The Mamas & the Papas February 1966 and became its only number-one on the "Billboard" 200. The third and final single from the album, "Monday, Monday", was released in March 1966. It became the band's only number-one hit in the US, reached number three in the UK, and was the first number-one on Spain's new Los 40 Principales. "Monday, Monday" won the Grammy Award for Best Pop Performance by a Duo or Group with Vocals in 1967. It was also nominated for Best Performance by a Vocal Group, Best Contemporary Song, and Record of the Year. Their second album, "The Mamas & the Papas", is