Demi Lovato Gives Jimmy Fallon Bunny Ears!

Demi Lovato gets silly with Jimmy Fallon during her appearance on his show in New York City on Tuesday evening (September 3).

Earlier in the day, the 21-year-old singer stopped by Live! with Kelly and Michael and Fox & Friends.

PHOTOS: Check out the latest pics of Demi Lovato

Later this month, Demi will be on hand for the grand opening of the Microsoft store in Burlington, Mass.

The first 200 people in line for the opening on Thursday, September 19th will get two free premier viewing tickets for her performance on Saturday, September 21st. Check out all the details on Facebook!

20+ pics inside…