Mariah Carey’s All I Need for Christmas Is You-Mariah Carey’s All I Need for Christmas Is You:2017:When younger Mariah sees a darling little pet named “Princess” on the pet retailer, she out of the blue is aware of precisely what she desires for Christmas. However earlier than her Christmas want can come true, she should show that she will be able to dog-sit her uncle’s canine, Jack, a scraggly rascal; the truth is, the worst canine within the county!