21.   McCain, a lifelong boxing fan, was horrified at the ground fighting, kicks, and head butts.

22.   Mosley said he doubted he would have been knocked down in the second round if not for the head butt.

23.   No one noticed the bandage over his left eye covering a cut from a head butt minutes before.

24.   No word if whips, kicks and head butts were discussed.

25.   Nothing conveys this message more effectively than the common head butt.

26.   Of course, when a boxing match is stopped because of an accidental head butt, one wonders what might have been done to prevent it.

27.   On the football field, linebackers get ready with thunderous head butts.

28.   Purdue forward Katie Douglas said she needed six stitches as a result of a head butt with Stiles last summer.

29.   Ringside physician Robert Polafsky ended the fight because of an accidental head butt in the fifth round.

30.   Savarese, who received a cut along the outside of his left eye from an unintentional head butt in the third round, was no pushover.