Answer:

BEAVIS

AnswerCrossword Clue
BEAVISButthead's cohort
BEAVISHalf an MTV duo
BEAVISMTV toon teen
BEAVISMTV cartoon teen
BEAVISButt-head's buddy
BEAVIS".. and Butt-head": MTV cartoon
BEAVISButt-head's partner
BEAVISToon who often wore a Metallica T-shirt
BEAVISMTV bad boy
BEAVISTV character often seen in a Metallica T-shirt
BEAVISTV character who generally wears a Metallica shirt
BEAVISCartoon character with the hyperactive alter ego Cornholio
BEAVISDeadbeat student at TV's Highland High