Related Clues:

• Sound of recognition
• Emcee's duty
• 'That feels amazing ...'
• 'That hits the spot!'
• 'Oh, god, that feels good'
• Hot tub soaker's utterance
• Performance lead-in
• 'Feels great!'
• Opening lines
• Emcee's opening remarks
• 'That's the spot ...'
• Brief opening statement?
• Sound after 'Lower ... lower ... that's it!'
• Prefatory words
• During a bit of trouble, start the music