The Mamas & the Papas 90 percent of retail sales. Dunhill also tied the band to management and publishing deals, commonly known as a "triple hat" relationship. Cass Elliot's membership was not formalized until the paperwork was signed, with Adler, Michelle Phillips, and Doherty overruling John Phillips. The Mamas & the Papas made their first recording singing backing vocals on McGuire's album "This Precious Time", although they had already released a single of their own by the time the album appeared in December 1965. The single, "Go Where You Wanna Go", which was given a limited release in November but failed to chart. There are
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