From holiday-themed concerts and merchandise to partnerships with major brands, the song has allowed Carey to turn festive cheer into a lucrative annual business.

Nobody can get past this song during the Christmas season: Mariah Carey's “All I Want For Christmas Is You” is probably the quintessential Christmas hit. There are actually some big facts ...

See how Mariah Carey has turned "All I Want for Christmas is You" into its own industry on her heartwarming Christmas Time arena tour.

Nearly three decades later, Mariah Carey’s holiday classic still reigns supreme.