Katy Perry & John Mayer Watch Presidential Inauguration 2013

Katy Perry and her boyfriend John Mayer arrive together to watch the presidential inauguration on the West Front of the U.S. Capitol on Monday (January 21) in Washington, DC.

The 28-year-old entertainer has been an avid supporter of President Obama‘s – he was sworn in that day for his second term in office.

Over the weekend, Katy performed at the 2013 Kids’ Inaugural Concert, where she belted out her hits “Teenage Dream,” “Part of Me,” “Wide Awake,” and “Firework”.

FYI: Katy is wearing Rodarte.

10+ pictures inside of Katy Perry and John Mayer at the inauguration…