Prepare for a cuteness OVERLOAD!!!
Here's Leah Still announcing to all of NYC ... that her father, Devon Still, is getting married today!!!
#MostAdorableThingEver!!!
The Houston Texans defensive end is tying the knot to his longtime girlfriend Asha ... and it's all going down at the NYC Public Library -- a historic landmark and one of the most beautiful buildings in the city.
We're told the guest list is around 200 and will include several of Devon's NFL friends -- including Pro Bowler Carlos Dunlap.