Question: Randy Van Horne, was an American singer and musician, his musical group performed the theme song, for which animated television series, that first ran on September 27, 1961?
Sentence (from "Top Cat"): Top Cat is an American animated television series made by the Hanna-Barbera studios that first ran from September 27, 1961 to April 18, 1962 for a run of 30 episodes on the ABC network.
Relevant evidence: Yes