Katy Perry: Haunted Hayride VIP Premiere Night!

Katy Perry dons a fedora while attending the 2012 Los Angeles Haunted Hayride VIP Premiere Night held at Griffith Park on Sunday (October 7).

The 27-year-old “Wide Awake” singer was joined at the event by Glee hottie Dean Geyer.

PHOTOS: Check out the latest pics of Katy Perry

Earlier in the day, Katy performed at Barack Obama‘s 30 Days to Victory Fundraising Concert.

The day before, Katy performed five songs at the Hammer Museum for a fundraising event to honor artists Barbara Kruger and Cindy Sherman, according to the Los Angeles Times.

10+ pictures inside of Katy Perry and Dean Geyer at the Haunted Hayride VIP Premiere Night…