Hopefully his Boss has a sense of humor, or he'll be asking Santa for a new job this Christmas.

In case you're not the biggest Disney nerd, the medley includes a cappella arrangements of "I See the Light" from Tangled, "You'll Be In My Heart" from Tarzan and "Go the Distance" from Hercules.

Stay tuned to Parenting FAILs for more awesome (and awesomely terrible) kid costumes this Halloween season!