About the album: Merry Christmas is the first Christmas album, and the fourth studio album, by Mariah Carey. The album features cover versions of popular Christmas tunes and original material. Carey worked with Walter Afanasieff, with whom she wrote all of the original tracks, as well as producing Carey's interpretations of the covered material. The album contains a contemporary holiday theme, and featured "authentic, gospel flavored background vocals". Three singles were released from the album, of which All I Want for Christmas Is You went on to become one of the best-selling singles of all time.