It turns out Chuck's neighbor in the suburbs, Syliva (Jenny McCarthy) wasn't interested in sleeping with him at all. She just wanted to hook him up to this machine and test out the Dark Intersect on him!
Chuck: So, can I be completely honest? Sarah: Yeah? Chuck: I miss the Wienerlicious. I mean, the Bavarian charm and the toxic nacho cheese that you guys had. Sarah: My clothes smelled like sausage. Chuck: Nostalgia completely gone.