Once Upon a Star is the second studio album by the Bay City Rollers.

Released in May 1975, the album features the UK number-one hit single, "Bye Bye Baby".

Originally issued as a non-album single in 1971, "Keep on Dancing" was included as a track on this LP.

A 2004 CD reissue on Bell included five bonus tracks: "All of Me Loves All of You" (1974 single), "The Bump" (B-side), "Keep on Dancing" (1971 single version), "Alright" and "It's for You".

^ Shipments figures based on certification alone.