[ Peter does feel better in a costume. He's proven that he can handle things without it, but that doesn't mean having the costume doesn't make him much more capable.

When Peter arrives, he's in full costume. It isn't very hard to spot the doctor, especially with the Tardis in the middle of the gym. ]

Wow, what's that thing? It looks like a phone booth. Does it let you make calls to other times? Can you make calls to the past? Hey, is that how Coach won the lottery?