The guys go on strike when the boss won't let them observe their Half-Christmas holiday.
Did You Know?
Father and son, Rance Howard and Clint Howard, play Adam and Blake's replacements. See more
'Cause the spirit of half-Christmas lives on in all of us. Just like a little baby alien.
Written by Joseph Mohr
and Franz Gruber
Performed by Blake Anderson
, Adam Devine
& Anders Holm See more