Reds and Blues in Marvel

The Reds, Blues, Carolina, Washington, Doc/O'Malley and Dr. Grey end up in the marvely universe. *sigh*, just read the-

Caboose: Hello!

C-Caboose!?! How'd you get in here?

Caboose: Easy, I used the front door.

Oh, that makes sense.

???:(thinking)What an idiot.