When the city crew is just about to cut down the gigantic Christmas tree with a chainsaw the crew chief gets a phone call telling him to stop everything and not cut down the tree. The crew chief immediately tells his men to stop what they're doing. One man is holding a noisy chainsaw and wearing ear protection headphones yet he still hears his boss telling everyone to stop. It would be impossible for him to hear anyone.
Brooklyn was actually mentioned twice in the movie. Erin who mentioned it to Kevin. Ah, so by the end of the movie they say that the town is Brooklyn, Colorado.