"Oh Santa!" is a song by American singer and songwriter Mariah Carey from her second Christmas album and thirteenth studio album, Merry Christmas II You (2010). Carey wrote and produced the song in collaboration with Jermaine Dupri and Bryan-Michael Cox. It was released as the lead single from the album on October 1, 2010 by Island Def Jam Records. It is an up-tempo R&B song about Carey making a plea for Santa Claus to bring back her partner in time for the Christmas holidays. It received a positive response from music critics, with many praising its composition and style.For the tenth anniversary of the song, Carey re-recorded and re-released the song commercially as a new remix. Carey recorded the new version of the song with Ariana Grande and Jennifer Hudson. The new version served as the lead single from Carey's second soundtrack album, Mariah Carey's Magical Christmas Special. The song was released across all streaming platforms on December 4, 2020, accompanied by its official music video, premiered the same day on Carey's YouTube account.[43]