'Mariah Carey Magical Christmas Special' to debut Dec 4. on Apple TV+

The production, titled "Mariah Carey's Magical Christmas Special," features an impressive lineup of appearances and guest stars — including Tiffany Tiffany Haddish, Billy Eichner, Ariana Grande, Jennifer Hudson, Snoop Dogg, Jermaine Dupri, Misty Copeland and Mykal-Michelle Harris.

"Faced with a holiday cheer crisis, the North Pole knows there's only one person who can save the day: Santa's great friend, Mariah Carey. Combining musical performances, dynamic dancing and groundbreaking animation, the undisputed Queen of Christmas jumps into action to create a holiday spectacular to make the whole world merry," Apple said of the special.

In addition to the Christmas special, Carey will debut a new single from the soundtrack, "Oh Santa!," on Apple Music and other streaming platforms on Dec. 4. The single sees Ariana Grande and Jennifer Hudson performing with Carey. The soundtrack for the Christmas special itself is said to feature "new interpretations" of classics, and will feature Snoop Dogg and Jermaine Dupri as musical guests. It debuts on Apple Music on Dec. 4, and on other streaming platforms on Dec. 11.

Carey is also set to make a number of appearances on Apple platforms. On Dec. 7, Carey will be interviewed by Zane Lowe about her new music and memoir, as well as her favorite holiday tracks. She will also appear on the Apple Music Hits station for a six-hour Holiday Hits special on Dec. 25.