I watched a movie a few years ago about a woman who is in a coma, and she switches bodies with her bosses dog chihuahua. I remember at some point in the movie, her bosses mom was watching her bosses son and the grandma fell and fainted and the dog called nine one one.

This:
Chihuahua The Movie | Find Top Family Movies | Dove Family Friendly Movie Reviews (http://www.dove.org/review/8730-chihuahua-the-movie/)