VIDEO: John Mayer and Katy Perry having fun at inauguration

Posted at 7:57 PM, Jan 21, 2013
and last updated 2013-01-21 19:57:07-05

John Mayer and Katy Perry were spotted looking happy as they enjoyed the inauguration festivities.

On Twitter Perry shared a photo of  a mini Aretha Franklin inauguration hat from four years ago.

Click on the video to watch the two stars.