Dolly Parton releases update on her health: 'Some good news and a little bad news'

Legendary country star Dolly Parton says in a video on social media that she is canceling some concert appearances out of health concerns.Parton, who turned 80 in January, had postponed a Las Vegas residency in September over health issues, but the six shows have now been canceled completely.'I can't be dizzy, carrying around banjos, guitars, and such on five-inch heels ... not to mention all those heavy rhinestone outfits.'"I'm here to give you an update on a few things going on in my life," Pa...