![](https://cdn.statically.io/img/images.plex.tv/photo?size=large-1920&scale=1&url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Foriginal%2FeSe7MW41sb5GkmV3NECZWrHKAAj.jpg)
![](https://cdn.statically.io/img/images.plex.tv/photo?size=large-1920&scale=1&url=https%3A%2F%2Fmetadata-static.plex.tv%2F2%2Fgracenote%2F2816d816b12c61440f911e44968c1918.jpg)
Hollyrock-a-Bye Baby
Directed by William HannaPebbles and Bamm-Bamm, now married, soon become blessed: Pebbles is pregnant, so the Flintstones and the Rubbles go to Hollyrock and stay with them. Fred's rented a new RV for the occasion. Wilma, Betty, and Fred fuss over poor pregnant Pebbles, and won't give her a moment's peace. The excitement of being grandparents is strong; also along is old lady Pearl Slaghoople, Wilma's mom and the new great grandmother to Pebbles and Bamm-Bamm's kids.
Where to Watch Hollyrock-a-Bye Baby
Cast of Hollyrock-a-Bye Baby