The 2010 Teen Choice Awards are coming up next month (August 9th) and it sounds like there will be plenty of stars in the house.

It was just announced that Kim, Khloe, and Kourtney Kardashian are all planning on making it out for the big event.

Also new to the guest list are “New Moon” stars Robert Pattinson and Ashley Green, and longtime Hollywood hottie Sandra Bullock.

Previously announced attendees include Zac Efron, Victoria Justice, David Archuleta, Miranda Cosgrove, and Katy Perry, who will be hosting the gig.