Yabadabadoo! If you’re favourite Flintstone’s character is the lovely Betty... Don’t miss out on this Betty Rubble costume for girls at your next fancy-dress party. The Flintstones is an animated television series first aired in the 1960’s, which tells the tale of the life of two families, The Flintstones and The Rubbles, during the age of the dinosaurs. Betty is the mother of the Rubble family, married to little Barney Rubble. This is the official Betty Rubble costume for girls, made up of a light blue dress with black halter neck tie and jagged hemline. It includes a black wig with the same cut as Betty Rubble, which comes with a matching blue headband.