Mariah Carey, 55, looked suitably festive ... which she paired with knee-high snow boots that had a chunky heel. Mariah's golden blonde hair tumbled past her shoulders in a sleek, straight style ...

The “Obsessed” singer was performing at one of her Celebration of Mimi residency in Las Vegas when fans commented that she looked “stiff” in videos.

Holiday traditions are a big deal to Mariah Carey, as everyone knows—and ... a Gucci beanie, knee-high cream-colored boots with fur trim, and a pair of aviator sunglasses. She accessorized ...