Shania Twain is throwing it way back ... in a look so reminiscent of her leopard-print outfit from her "That Don't Impress Me Much" music video. For the Tuesday night award show, Twain, 57 ...

The extravagant outfits that Shania Twain wears onstage are typically ... so they fell in exactly the right place down the neck." Her $6M Music Video For I'm Gonna Getcha Good!

Just in case the music industry needed a reminder that Shania Twain is still capable of headlining a show, she proved this month that she hasn't lost her fastball. Twain, 59, promoted her "Come on ...