Hannigan's character design is inspired by jazz legend Dizzy Gillespie , complete with an upright trumpet.
"The Flintstones" Hot Lips Hannigan (TV Episode 1960) - IMDb [S1E2] Hot Lips Hannigan
Unknown to the husbands, Wilma and Betty have followed them to the club disguised as "hep cats" (beatniks) to catch them in the act. Key Characters Voice Actor Role in Episode Fred Flintstone Believes he is a magician; performs as "The Golden Smog". Barney Rubble Fred's reluctant assistant; plays the drums at the club. Hot Lips Hannigan Jerry Mann A "beatnik" jazz trumpeter friend of Fred's. Themes and Highlights Hannigan's character design is inspired by jazz legend
Thinking they are temporarily "free" from their wives, Fred and Barney head to the Rockland nightclub to see Fred's old friend, the jazz trumpeter Hot Lips Hannigan . Barney Rubble Fred's reluctant assistant; plays the drums
The episode heavily parodies the 1960s beatnik subculture, featuring goatees, berets, and finger-snapping.