Haven't heard of anything. But don't hold your breath.
There could be a few new ones.
I always found it odd that the developers made it easy for you to run to the other end of the endzone to do a celebration with a mascot when there is another teammate next to you and you can easily do a high 5.
I loved it in NCAA 06 where after scoring a big touchdown, 2-3 of your teammates would pile on top of you. That brings the passion in the game.