Mariah Carey has reunited with Ariana Grande and Jennifer Hudson to perform ‘Oh Santa!’ in New York. The ‘All I Want For Christmas Is You’ star was joined by Grande and Hudson during the New York date of her ongoing ‘Merry Christmas One & All!’ tour in Madison Square Garden on Saturday night (December 9).They performed their 2020 collaboration, a re-recording of Carey’s ‘Merry Christmas II You’ cut ‘Oh Santa!’, for her Apple TV Christmas special that year, ‘Mariah Carey’s Magical Christmas Special’.