Just the fact that he looks rather remarkably like Rex, whom she is already vaguely acquainted with, but clearly isn't, given how he looks a lot less like he woke up in a landfill in the morning, is enough to garner suspicion from Penelope. Thus, the Bitch Switch is flipped firmly into the On position for this interview.

"Application, please." And she holds her hand out expectantly, pointedly ignoring his offer for a handshake. We're not equals here, meat.