Mariah Carey Won’t Perform ‘All I Want for Christmas Is You’ Until After Thanksgiving The singer has revealed her rule when it comes to the classic Christmas song. During an appearance on ‘The Tonight Show with Jimmy Fallon,’ Carey said since she spends most of the Christmas season singing the song, she won’t hear or sing it until after Thanksgiving is over. “I have this rule where I try to get through Thanksgiving. I don’t like when people rush it because once I start I don’t stop until after New Year.” - Mariah Carey, on ‘The Tonight Show’ “All I Want for Christmas Is You” was released in 1994. It is one of the highest grossing Christmas songs of all time. Mimi also performed her single, “The Distance,” with Ty Dolls $ign on ‘The Tonight Show.’