You know, I would almost think that if someone was pissed at you and was about to hurt you, suddenly bursting out dancing MCHammer has perhaps a 45% chance of turning the whole situation into a cheerful, non-threatening one.
Michael Jackson's Just Beat It, while fitting that context better, might not fare so well.
However, "Beat It" does provide some very interesting knife fighting tactics.
YouTube- Michael Jackson - Beat It
And I've always had suspicions that Eddie Van Halen invented Guitar-fu.