Barry is thrilled that he gets to celebrate Christmas now that he is engaged to Lainey; Murray's brother Marvin makes a promise to Adam with a surprising outcome.
Did You Know?
The episode title is based on John McClane's famous line in Die Hard, "Yippee Ki Yay, motherfucker." The title could also be a joke about what a showing of Die Hard on broadcast or basic cable television might have him saying in order to not completely censor the line. See more
Takes place during Christmas in Philadelphia, but when Marvin drives up to the house, all the surrounding trees are full of green leaves. See more