Hollyrock-a-Bye Baby (known in a working title as Hollyrock or Bust!) is a 1993 American animated made-for-television film based on the 1960s series classic, The Flintstones. It first aired on ABC on December 5, 1993. It is the sequel to I Yabba-Dabba Do! and is followed by A Flintstone Family Christmas, which aired less than two weeks later on the same network.