The seasonal music switch is officially flipped now to Christmas tunes, whether we like it or not. And since so many folks seem to be picking not at this post-Thanksgiving moment, we thought we'd figure out when exactly we think the carols and crooning about chestnuts should properly begin. Day after Thanksgiving? December 1? Two weeks before? Eve of? Share what you'd decree if you were the Master of Mall Music in the comments or on our Facebook page.