Trivia: When Andy and Bruce are back home after Dave asks if Andy can come to the party, Andy says she wishes that Bruce can make her a dress. She says that Bruce is a wizard, which is more than a coincidence, since Jake T. Austin also plays main in "Wizards of Waverly Place".
Trivia: Nearly 80 boys screen tested for the role of Bruce before Jake T. Austin was cast.
Answer: Lots of people were running with the dogs to the hotel so someone could have very easily helped Chelsea get to the hotel the easiest way to get her there would be to carry her.