Answer:

EVERYTHING

AnswerCrossword Clue
EVERYTHINGEnd of the quip
EVERYTHINGPart 2 of question
EVERYTHINGPart 2 of quip
EVERYTHINGSomething extremely important.
EVERYTHING"You're my ..."
EVERYTHINGQuip, continued
EVERYTHINGEnd of a buyer's quip