It's Christmas at the 99!

Unfortunately, that means Jake and Charles are running around doing whatever it is they've deemed necessary for the day, no actual crimes being solved, and the rest of the precinct throwing themselves headfirst into a charity competition.

It's simple: All they have to do is beat the MTA at a choir singing competition.

Or, it should be. Their voices suck. Bad. Like... so, so bad. Even Scully sounds a little off, and that guy sings opera. But they refuse to give up. Especially Holt.