By Early Doors (original post on Eurosport)It's not every day you hear Arsenal manager Arsene Wenger singing a hit song from Disney movie Frozen. The Gunners boss was parodied by blogger Gunnerblog who sang "Let It Go", urging Arsenal fans to forget about Cesc Fabregas' move from Barcelona to Chelsea in the summer. Just days after Wenger was abused by a minority of Arsenal supporters at a train station, the video brings some light-hearted Christmas-related humour to the north London club.