It's early January, 2017, and Leonard and Penny are hosting a regular dinner for their friends, the first time they've gotten together since the holidays. Each group has a story to tell which marred their holidays. Sheldon and Amy went to Texas to spend the holidays with Mary. Their issue revolves around the fact that, on Amy's initiative, they told fundamentalist Christian Mary about their cohabitation outside of wedlock. It is not only Mary's reaction to the news that has Sheldon irked, but also a secret that Amy divulges about that news. Leonard and Penny's story revolves around the day they ended up purchasing their Christmas tree, issues around which placed a pall on everything else that happened that day. And in the collective Wolowitz-Rostenkowski-Bloom household with Koothrappali thrown into the mix, they are still getting used to having baby Halley in their lives and the lack of sleep that she causes, especially in trying to get her to stop crying. It's not only the crying ... Written by
Did You Know?
When Penny and Leonard finally get the tree into the apartment, they hear a creature lurking in it. The same thing happens in Christmas Vacation (1989), which also stars Johnny Galecki. See more
When Leonard and Penny were in the car, they talked about Leonard using the axe to cut down the tree. When they were dragging it up the stairs the end is saw or chainsaw cut. See more
[about his mother's worry he'd never find a mate
She's worried about me! And yet I have a brother and sister whose combined IQ couldn't generate enough wattage to power a potato clock! Even if I spotted them the potato!
References Luke Cage
History of Everything (Instrumental version)
Written by Barenaked Ladies
Performed by Barenaked Ladies
[Instrumental version of series theme song played over the closing credits] See more