Listen to I Saw Mommy Kissing Santa Claus online. I Saw Mommy Kissing Santa Claus is an English language song and is sung by All I Want for Christmas Is You. I Saw Mommy Kissing Santa Claus, from the album Xmas: Festive Hits, was released in the year 2015. The duration of the song is 1:38. Download English songs online from JioSaavn.