Ice Age: A Mammoth Christmas is a television Christmas special that was first shown on the American television network ABC on Thursday, November 24, 2011. It is based on characters from the movie "Ice Age". The entire cast from the movies all play the same characters; Ciara Bravo is the voice of Peaches, who is now a young kid. There are new characters voiced by Billy Gardell, T. J. Miller, and Judah Friedlander.