Mariah Carey marks the beginning of the holiday season by announcing it immediately after Halloween with a video featuring a dance with Gomez Addams, a dazzling red dress, and a countdown to Christmas. This year's celebrations also coincide with the 30th anniversary of her hit song "All I Want for Christmas Is You". Carey aims to spread joy during the holidays following personal losses, and launches an exclusive merchandise line with Amazon Music to commemorate her iconic song. Her annual tradition of kicking off the season has become widely recognized and cherished among fans.