Related Clues:

• It's combined at the beginning
• Fallon monologue bit
• Orator's icebreaker
• Orator's ice breaker
• Prevent free expression
• One-liner, say
• Running gag
• React to a horrific smell
• React with disgust
• Joke inside four of the Across answers
• Comic's customary performance gets criticism from drunk
• Like gifts from joke shops
• React to a horrific stench
• Hard to break staff routine
• React to a tongue depressor, maybe