Possible Clues:

• Gershwin's "___ Eat Cake"
• '-- Eat Cake' (Gershwin musical)
• 'I won't stand in their way'
• "Who cares if they do?!"
• 'I don't care if they do'
• ''They can do what they want!''
• '-- Eat Cake'
• '___ Eat Cake' (1933 Gershwin musical)
• "___ In" (McCartney tune)
• Casual "They can do what they want"