Related Clues:

• Yes-man
• Larry, for one
• Prompt giver
• Laughingstock
• Moe, for one
• Stage coach
• Stage aide
• Signal caller
• Off-camera card-holder
• Second fiddle
• Curly or Moe
• One calling the moves for a round dance
• One holding a card, perhaps
• Subordinate team member
• Line provider