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Paul McCartney, Jimmy Fallon, ‘Sing’ Cast Do A Cappella ‘Wonderful Christmastime’ (Video)

The Roots anchor the whole thing, of course

Christmas caroling is so much better when Paul McCartney is involved.

The Beatles icon joined Jimmy Fallon, The Roots and the cast of animated movie “Sing” for a killer a cappella version of “Wonderful Christmastime” on Tuesday.

Matthew McConaughey, Reese Witherspoon, Seth MacFarlane, Scarlett Johannson, and Tori Kelly were all there and all on pitch.

Watch the video above and have a wonderful Christmas(time).

“Sing” opens nationwide tonight.