The 58-year-old 'Queen of Country Pop' served as guest mentor during the episode that featured the top 10 performing a song from the year of their birth. In a confessional, Triston said his mother worked at a discount store and he would go on the side of her job and sing as hard as he could for money. 'Triston and I have a connection of displacement to our childhood. In my case, we lived in battered women's shelters,' Shania told the camera Read this story