Kris Allen, Katy O’Connell and Adam Lambert were on hand at Voyeur to celebrate US Weekly’s Hot Hollywood Party in Los Angeles last night.

Yesterday Kris Allen’s self-titled album was released and he is set to be part of the New York’s annual Jingle Ball at Madison Square Garden on December 11 which will also feature Taylor Swift, Justin Bieber, John Mayer and Jordin Sparks to name but a few.

Also attending last night’s Hot Hollywood party:

• Audrina Partridge
• Mya
• Kristen Cavallari
• LaToya Jackson
• Leona Lewis
• Rachel Leigh Cook
• LL Cool J
• Jenna Fischer
• Levi Johnston
• Eliza Dushku

Note: I added about 34 more pics that came up AFTER I originally posted this in the a.m.  UGGGHHH I hate when that happens.  Lots of your favourites:  Lacey Schwimmer, Chelsie Hightower, and more.

Pictures after the break

Click on thumbnails to enlarge

Photos:  Adriana M. Barraza/www.wenn.com