John Stamos Goes Undercover to Spread Holiday Cheer to Unsuspecting Shoppers - Watch Here!

John Stamos was pretty much Santa Claus this year!

The 51-year-old actor went undercover to hit up a JCPenney and surprised shoppers by paying for everything they were buying for the holiday season.

PHOTOS: Check out the latest pics of John Stamos

“Some shoppers #JustGotJingled by a man in a fake beard! #PoweredbyJCP,” John tweeted after revealing what he had been up to.

He followed that tweet up with: “Glad you liked #JustGotJingled I don’t like to publicize good deeds- but I hope it inspires. Please RT for me- MERRY MERRY.”

Deep under cover giving back to some incredible shoppers! #JustGotJingled #PoweredbyJCP http://t.co/LzrxVIM5Lj

— John Stamos (@JohnStamos) December 23, 2014

Watch him dress up for the cause below!