The former Cardinal kicker used to jump up and celebrate a successful field goal. One day he blew his knee out while celebrating. Nick Moore, a 30 year old receiver with the Lions is gone for the season after tearing his ACL while self-congratulating a touchdown.
Sometimes you'll see this in baseball after a walk off homerun. The player jumps on home plate and bingo, there she goes! It seems pretty obvious that you should keep your feet firmly planted on mother earth but some guys have to learn the hard way.
The old saying in football is "act like you've been there" when scoring. The TiCats lost Derrick McAdoo in a similar but less serious situation, as I recall.
Pat Lynch(the old guy)