6 ฤดูกาล
166 ตอน
The Flintstones - Season 4 Episode 6
Fred forms a barbershop quartet to compete on the ""Hum Along With Herman"" television show, and in the process discovers that Barney is a natural lead tenor. The catch is that Barney can sing only when he's in the bathtub.
- ประเทศ : United States of America, Netherlands
- ประเภท : Family, Animation, Comedy, Kids
- ผู้อำนวยการ : Joseph Barbera, William Hanna
- นักแสดง : Alan Reed, Mel Blanc, Jean Vander Pyl, Gerry Johnson, Don Messick
