Answer: gonow

AnswerCrossword Clue
GONOWFirst Moody Blues hit
GONOWFirst hit by the Moody Blues (whose title ends with an exclamation point)
GONOW"Leave at once!"
GONOW1965 Moody Blues hit
GONOWFirst hit for The Moody Blues
GONOW"You'd better ..." ("Please leave")
GONOWMoody Blues song
GONOWOzzy's Moody Blues cover
GONOW"Leave!"
GONOWMoody Blues hit
GONOWFirst hit for the Moody Blues
GONOW"Scram!"
GONOW"You need to leave"
GONOW"Leave this instant!"
GONOW"Leave immediately!"
GONOW1965 Moody Blues hit
GONOW"Get out of my sight"
GONOW"You'd better ..": "Please leave"