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
Casey Donovan (singer) 2011 movie version, Donovan was not cast. 2011 saw Donovan reprise her role of Cynthia Macrae in another tour of the hit show "The Sapphires". The tour ran during February in ACT and NSW, and was followed by two weeks in the UK in March. In August/September 2011, Donovan created the role of Mama Cass in the world premiere of new musical "Flowerchildren – The Mamas & the Papas Story" written by Peter Fitzpatrick and produced by Australian company Magnormos. She was joined by Matt Hetherington as John Phillips, Laura Fitzpatrick as Michelle Phillips, and Dan Humphris as Denny Doherty.