21.   Mistakes happen at hospitals everywhere The American Medical Association is talking about errors.

22.   Mistakes happen.

23.   Mistakes do happen in the art world.

24.   Mistakes happen, but as long as a character has a regretful, philosophical conversation about the blunder, he can still be a hero.

25.   Mistakes happen, but with smart computing you can undo them.

26.   Mistakes will happen in the newspaper, but I always thought that was one we could have avoided.

27.   Mistakes can happen, of course.

28.   Mistakes happen often.

29.   Mistakes happen,

30.   Mistakes happen, and Summerall has been one of the best play-by-play announcers of all time.