Tim Tebow Makes Best Grandma Video Ever

Fact: Grandma Margaret is a HUGE Tim Tebow fan.

Fact: Miss Margaret's grandson wanted to surprise her with a video shout-out from Tim Tebow.

Fact: What ensues ... is definitely gonna give you the feels.

The grandson of the year, Danny Terp, found Tebow in Tampa where the superstar was playing in a minor league baseball game with the St. Lucie Mets.

He asked Tim to give a message to his grandmother -- who's recovering from a stroke -- and without hesitation, Tebow delivered.

Danny brought the video to Miss Margaret and played it for her ... and it's a pretty amazing moment.