Pop sensation Ariana Grande is giving fans a few early Christmas treats this year (13) - she'll be releasing a new festive tune every Monday between 19 November (13) and 25 December (13). The actress and singer will offer up her cover of WHAM!'s Last Christmas on week one and there will be other tracks for fans to download throughout the run-up to the holidays. She took to Twitter.com on Wednesday (06Nov13) to announce her Christmas campaign, explaining, "I'm releasing new music for Christmas! New song every week as a countdown to the holidays starting Nov19. Beyond excited to share them w/ U (with you)!" The Baby I singer will be just as busy as Santa Claus this holiday season - she will perform at New York's Rockefeller Center Christmas Tree Lighting ceremony and the Macy's Thanksgiving Day Parade, while she will also hit the stage on the inaugural Jingle Ball concert tour. Grande is also nominated for Best New Artist at the 2013 American Music Awards, and will appear at the ceremony on 24 November (13).