NFL season, also revealed a few secrets behind the iconic blue-and-white uniform NEED TO KNOWAva Lahey of the Dallas Cowboys ...

taking photos with the Dallas Cowboys cheerleaders, and rocking several other blue and white bedazzled outfits ahead of the halftime show, which saw her sing a medley of some of her biggest hits ...

And, wow, did she make an entrance. Parton, at 77 years old, donned the iconic blue-and-white vest and short shorts of the Dallas Cowboys cheerleaders to perform songs from Rockstar, her rock ...

blue bra top and white vest of the Dallas Cowboys cheerleaders when she performed at the 27th annual Red Kettle Kickoff halftime show of the Dallas Cowboys and Washington Commanders game Thursday ...