It just so happened that in his first game with the Saints, he was playing against the Bears. The Saints won the game very comfortably 30-13. However, on the last play of the game, Lance Briggs and Brian Urlacher decided to completely demolish Kreutz. It was honestly a pretty dangerous play, especially on a player you have played with for over 10 years with. We don't know for certain if it was planned, but it sure does look like it...
Check this out. Kreutz is wearing the number 50.
He was Lance Briggs' response: