Related Clues:

• '__ who?!'
• "Oh yeah, ___ who?" (slang spelling)
• ''Oh yeah, ___ who?'' (slang spelling)
• ''Yeah, ___ who?''
• '— who?'
• Casual remarks
• Puts into words, informally
• ____who?
• Slangy states?
• 'Oh yeah? ___ who!'
• Declares, in comics
• '__ me!'
• Utters, in slang
• "— who?"
• States, slangily