"Some people come in and really freak. There's movement everywhere, even a dancing housekeeper!"

This quote by Tom Bergeron is likely describing the chaotic and energetic environment of a tv studio. It is likely that he is referring to the visitors that can be found in to be spoken with or to perform on the show. These visitors frequently bring a lot of energy and interest to the studio, which can be overwhelming for some individuals. The dancing maid is likely a referral to the crew members who work in the studio, who often have to move rapidly and energetically to ensure that the program runs smoothly. This quote is a humorous way of describing the frequently stressful and vibrant environment of a tv studio.