Why Dolly Parton Always Rejects Offers to Join 'American Idol' and 'The Voice' (Exclusive)

E! News heads to Dollywood to chat with the legend herself Dolly Parton for some rapid fire questions and reveals why she would never join a signing competition show. Plus find out her big plans for her 80th birthday. For even more, tune in to E! News Mon - Thurs at 11 PM on E!