The show followed Pebbles Flintstone and Bamm-Bamm Rubble in their teenage years as girlfriend and boyfriend. The episodes were set mainly in the duo's activities at Bedrock High School with their friends Moonrock, Penny, Wiggy, Cindy (Pebbles' rival) and her boyfriend Fabian, Bad Luck Schleprock and a motorcycle gang called the Bronto Bunch (Bronto, Noodles, Stub and Zonk). Fred, Wilma, Barney and Betty were also featured on the show in supporting roles.