Shania Twain has shared some bittersweet news with her fans over the weekend concerning her popular residency, Let's Go.MORE: Shania Twain stuns in glittery figure-hugging catsuit in mesmerizing new videoAfter an incredible start to the show in December, the singer is listing more dates for 2022, but these will be the final ones – and they are likely to sell out fast.Alongside a picture of her during a recent performance during her residency at the Zappos Theater, the singer wrote: "Tickets for