Surely there are few things more wholesome than the sight of Anna Kendrick, Darlene Love, Jimmy Fallon and The Roots cheerily thumping classroom instruments while singing a cove of "Christmas"?
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On Monday night's edition of The Tonight Show, Fallon & Co. busted out their glockenspiels and maracas for the festive sing-a-along.
If the video above doesn't fill you with at least a tiny amount of festive cheer, we simply don't know what will.
