Uh-oh! Santa's suit is too tight and Mrs. Claus is worried about Santa. What can she do to help Santa shed a few extra pounds? She calls on Piper the elf to be Santa's personal trainer. Problem is…Santa doesn't want to exercise and Piper doesn't know what a personal trainer is supposed to do! Piper wisely engages Santa's help to build snowmen, make snow angels, and have a snowball fight. Find out if Piper's plan works and if Santa can make his Christmas Eve rounds.