In this clip from Thanksgiving, Peter confronts Angela with the news that he's found Nathan's dead body. She claims it isn't his body, of course, and that Parkman is crazy.
Lyle Bennet: I'm gonna put this on Youtube and make like a million bucks! Zach: Youtube's free, you idiot. Lyle Bennet: Are you an alien? Is he an alien too? Zach: Yeah, yeah! We're aliens! We've come to anal probe you!