Possible Clues:

• Reply to "Are you?"
• Dr. Seuss' "Sam ___"
• Introduction introduction
• "___ ... I Said" (Neil Diamond)
• Reply to "Who's coming?"
• Billie Eilish's "Therefore —"
• "You ready?" reply
• '___ so-o-o-o sleepy!'
• 'Who's in charge here?' reply
• "Are you going?" response