B101 starts playing Christmas music on November 17th. The station has a long history of playing holiday music every year, dating back to its launch in 1984. The station plays a wide range of Christmas music, including classics like "Jingle Bells," "Silent Night," and "Santa Claus is Coming to Town," as well as contemporary hits by artists like Mariah Carey, Sia, and Justin Bieber. The station also features a variety of seasonal-themed programming, such as "The 12 Days of Christmas" and "The Santa Show."