Possible Clues:

• 'Well, ___ monkey's uncle!'
• "___ little confused"
• 'Hallelujah, ___ Bum'
• John Denver's 'Thank God ___ Country Boy'
• '-- Yankee Doodle Dandy'
• The Monkees' '-- Believer'
• "__ Yankee Doodle ..."
• "Loser" or "Believer" intro
• Little teapot's opening
• "___ little teapot..."