Mariah Carey, Christmas queen, declares the official start of the holiday season

8:54am PDT - November 1st, 2019    when is thanksgiving 2019 - Mashable

Thanksgiving? I don't know her. Mariah Carey, pop legend and official authority on all things Christmas-related, announced with a video on Twitter the start of Christmas season. As the clock on her phone strikes 12:01 a.m. on Nov. 1, Carey gets an incoming ca…