Harry Nilsson Playboy Club, Tramp and the homes of friends and business associates. Nilsson's work and interests took him to the US for extended periods, and while he was away he lent his place to numerous musician friends. During one of his absences, singer Cass Elliot, formerly of The Mamas & the Papas, and a few members of her tour group stayed at the flat while she performed solo at the London Palladium, headlining with her torch songs and "Don't Call Me Mama Anymore". Following a strenuous performance with encores on July 29, 1974, Elliot was discovered in one of the bedrooms,
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.