"We've heard lots of names and seen lots of photos -- some of them will be horrifying. It's going to be hard because I really don't like other people. I'm ready to get in there. I'm ready to do battle. It's on," Pratt, 29, said in pre-taped interview. "We definitely want to win. My game plan is to make everyone just want to quit and leave."
(At one point, the California native also said, "At one time, I definitely felt like we were the most famous people in the world. I love myself, what can I say?")
Pratt replied, "I'm down with going to the basement -- it means I don't have to be with them."
The other housemates include model Paula Hamilton, Heartbeat actress Tricia Penrose, Neighbours star Ryan Moloney, EastEnders actress Gillian Taylforth, Beaver Falls star Sam Robertson, glamour model Lacey Banghard, Steps singer Claire Richards and soccer player Neil "Razor" Ruddock.