There is a moment where during a test to catch Santa Claus, one of Cindy Lou Who's friends loses his clothes accidentally, but his privates are covered with a Christmas cookie he's holding. Nothing reveling, all played for laughs

The song "Mambo No. 5" is briefly played in one scene.

There is mild slapstick violence.

One use of "ass" in the background music.

The word "Christ" is used in religious context, but also quite aggressively in a song, for comedic purposes.

A man thinks there's something in his cake that made him imagine seeing Santa Clause.

There is a snow storm with lightning.