Country singer Parker McCollum epitomizes cowboy swagger. His usual white tee, gold chain, and heavily starched jeans are as much of a uniform as Orville Peck’s mask of fringe. Heck, he even has a whole album, Gold Chain Cowboy, dedicated to the classic look. It’s the cowboy version of effortless chic. McCollum says his fashion sense is a tribute to MTV Cribs and Pure Country, the shows he spent his youth watching in Conroe, north of Houston. “I grew up cowboying a lot from my granddad but also, I wanted to be a country singer and have a big ranch, have a bunch of cars, and maybe some jewelry and some fly stuff like that,” McCollum says. The “weird hybrid mix of the two” has worked…