Santa Claus is comin' to town soon, and he knows if you've been bad or good, so we hope you've been good for goodness sake! But Santa has a helper this year - Jimmy Kimmel Lie Detective.
Watch Jimmy, with the help of the Truth Fairy, as he grills 6-year-old Fletcher and his 4-year-old brother Sammy about all the good and bad things they've done this year to report back to Santa!
Do they up on the naughty or nice list? Watch the adorable and hilarious video below to find out!