That's No Grandma: Pranksters Don Zany Disguises for Hilarious Surprises

Many of us pull out our costumes just for Halloween, but others come up with elaborate disguises during the rest of the year to surprise, delight and prank friends, family or even total strangers. The reasons are zany and the results are hilarious. We've rounded up some of our favorites, from a teen's fake mustache used to eavesdrop on her BFF's date to an epic game of international tag that's seen 10 friends dress as grandmas, statues and Christmas presents, these are some crazy disguises.