The Lovin' Spoonful folk musicians who were involved with the American folk music revival of the 1950s through the early 1960s. Sebastian formed the Spoonful with guitarist Zal Yanovsky from a bohemian folk group called The Mugwumps (two other members, Cass Elliot and Denny Doherty, later formed half of the Mamas & the Papas), playing local coffee houses and small clubs. The formation of the Lovin' Spoonful during this period was later described in the lyrics of the Mamas & the Papas' 1967 top ten hit, "Creeque Alley". Drummer Jan Carl and bassist Steve Boone rounded out the group, but Carl was replaced
The Mamas & the Papas McKenzie (1939–2012). In 1991, Mackenzie Phillips was replaced by Laurie Beebe Lewis, a former vocalist with the Buckinghams who had earlier (1986–1987) temped with the band when Mackenzie Phillips was pregnant. John Phillips dropped out after a liver transplant in 1992 and Doherty returned. Lewis and McFarlane left in 1993, to be replaced by Lisa Brescia and Deb Lyons. The band continued to perform with varying line-ups, including Barry McGuire (1997–1998) and the recovering Phillips, until 1998, by which time, according to one critic, "the jingle singers who sang those fabulous Cass, Michelle, John, and Denny parts were an aural