Hold my purse! Granny hits 300-yard drive, wows young kids!

Undercover grandmother Troy Mullins, a female long drive champion, went to the Genesis Open last month to prank some unsuspecting kids.

Sporting four hours of prosthetics and Hollywood makeup, Granny puts on a driving range show for the ages and shows kids that you can crush it off the tee at any age.

WATCH THE VIDEO BELOW...

Footage courtesy of World Long Drive Association.

NOW WATCH: WORLD LONG DRIVE CHAMP JOE MILLER CRUSHES A PUTTER OFF THE TEE!!