All everyone wants for Christmas is a funny Jimmy Fallon, Mariah Carey & The Roots singing "All I Want For Christmas Is You", right?
Well, that and an iPad, pony, yacht or Ryan Gosling (delete as appropriate).
Luckily Jimmy Fallon, Mariah Carey and The Roots have delivered before Father Christmas has even had a chance to rev up his, um, reindeer.
In doing so they’ve proved they’re not just good singers, but they’re right proper funny too.
Have a watch and a larf below - because it's basically not Christmas until Mariah Carey sings something or another.