Answer:

YOU

Answer	Crossword Clue
YOU	Not me
YOU	"... Are My Sunshine"
YOU	"... must be kidding!"

YOU	Last word of the golden rule
YOU	AVCX subscriber, presumably
YOU	Time's 2006 Person of the Year
YOU	"... wish!"
YOU	Pronoun
YOU	Thee, updated
YOU	Warning, Part 1
YOU	"Who, me?" Yeah, ..!"

YOU	Word after "Hey!"
YOU	Part of WYSIWYG
YOU	Word after "So it's" or "It's so"
YOU	Who Uncle Sam wants, per the posters
YOU	First word of "The Adventures of Huckleberry Finn"
YOU	Thee, nowadays
YOU	"Is it really ...?"
YOU	"More power to ...!"

YOU	"... bet!"
YOU	"... gotta be kidding!"
YOU	"Hey, ..!"
YOU	".. Are My Sunshine"
YOU	".. think?"
YOU	One of us?
YOU	"What's it to ..?"
YOU	".. gotta be kidding!"

YOU	"She Loves .."
YOU	It can be singular or plural
YOU	Thou, now
YOU	"Are .. for real?"
YOU	"It's so ..!"
YOU	".. Light Up My Life"
YOU	".. first"
YOU	Second person?

YOU	".. said it!"
YOU	"... first!"
YOU	Uncle Sam poster word
YOU	Word said while pointing
YOU	One of us