Who played and sang
On these albums
Bubble Gum, Lemonade & .... Something for MamaMama Cass · 1969
Mama's Big Ones: The Best of Mama CassCass Elliot · 1973
Music From The Motion Picture Beautiful ThingThe Mamas & the Papas, Mama Cass plus original music by John Altman · 1996Soundtrack
Dream a Little Dream: The Cass Elliot CollectionCass Elliot · 1997
Dream a Little Dream of Me: The Music of Mama Cass ElliotCass Elliot · 2005
The Complete Cass Elliot Solo Collection 1968–71Cass Elliot · 2005
Source: MusicBrainz recording 4e3af2f3-8a1a-4c72-a3d2-b6cd6974b7c1 (CC0).