Now That's What I Call Christmas! 2: The Signature Collection also known as Now That's What I Call Christmas! 2 is an album released on September 30, 2003, as part of the Now That's What I Call Music series in the United States. It has sold over a million copies in the US.

Now That's What I Call Christmas! is a two-disc holiday music compilation that was released on October 23, 2001, by Universal Music Group. The album is part of the (U.S.) Now! series, and the first holiday-themed album in the series.