[contentcards url=”https://twitchy.com/amy-curtis/2023/11/23/watch-dolly-parton-at-the-dallas-commanders-halftime-show-proves-shes-a-national-treasure-n2390107″] By Amy Curtis God bless Dolly Parton. One of the nicest, most successful, and generous celebrities out there and, at 77, she can…