The Flintstones - Season 4 - Eps 1: Ann-Margrock Presents
Fred and Barney learn that local talent is being sought for the Bedrock Bowl's premiere event, a television special starring Ann-Margrock (voiced by Ann-Margret). The boys go home and prepare for an audition, and are aided by Ann-Margrock herself (whom they fail to recognize), who comes in to the Flintstones' home to use the phone after her car breaks down.
About The Flintstones

Title: The Flintstones
First Air Date: 1960-09-30
Last Air Date: 1966-04-01
Status: Ended
Rating: 7.427/10 (from 924 votes)
Language: EN
Seasons: 7
Total Episodes: 166
Network: ABC
Genres: Family, Animation, Comedy, Kids
Production Companies: Hanna-Barbera Productions, Screen Gems Television
Synopsis
The misadventures of two modern-day Stone Age families, the Flintstones and the Rubbles.
Cast

Alan Reed
Fred Flintstone (voice)

Mel Blanc
Barney Rubble (voice)

Jean Vander Pyl
Wilma Flintstone (voice)

Gerry Johnson
Betty Rubble (voice)

Don Messick
Bamm-Bamm Rubble (voice)