Yet another slice of I Am T-Pain action, with developer Smule offering a series of Christmas tracks for download and use within the application.Seasonal fayre includes: O Holy Night, Jingle Bells and The Twelve Days of Christmas, all three of which are now available within the game's download catalogue. If you’re not familiar with the hugely popular iPhone app, it allows users to sing along to tracks with their vocals being Auto-Tuned as they go. The tracks are available for free, but are hidden
