Michael, the actor, 4 letters
End of the quip, 13 letters
...a Cole Porter collaboration with Foreigner?, 17 letters
A bad way to get in?, 7 letters
___ -oo, 6 letters
'So long!', 8 letters
'Ta-ta', 8 letters
Bye-bye!, 8 letters
Bye!, 8 letters
Ciao!, 8 letters
Later!, 8 letters
See ya later!, 8 letters
Parting word, 8 letters
Silly so-long, 8 letters
Car 54, Where Are You? officer, 5 letters