'All I Want for Christmas' is not written by Mariah Carey?

Mariah Carey trashed by Co-writer of ‘All I Want for Christmas’

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Her co-writer Walter Afanasieff says: "She doesn't play anything, she doesn't play keyboard or piano.

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He says: She doesn't understand music, she doesn't know chord changes and music theory or anything like that.

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After all this, people also want to hear the truth from her.

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Walter Afanasieff (Co-writer) said he and Mariah came up with the song together while working on three songs.

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Co-writer continuously teased her about his wording for writing this song.

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Thank you so much!

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