While many festival attendees opted for comfy sneakers, breathable fabrics, and hydration backpacks, there was a juxtaposing assortment of form-fitting denim and western wear and loose, transparent dresses despite the blistering temperatures and relentless sun.

The red-headed pop "femininomenon," decked out in cowboy chaps and a belt-buckle top, performed hits like "HOT TO GO!" and "Pink Pony Club," as well as unreleased song "The Subway."

For about a week there, no one was sure Chappell Roan’s Austin City Limits Fest set was going to happen. In the span of a year (or, really, about five months), the singer went from dropped Atlantic Records recording artist to Olivia Rodrigo opening act to biggest pop star in the world. Her skyrocketing success proved to be a bumpy ride.

Fans came in a great migration to see Chappell Roan at ACL Fest. They saddled up on pink ponies instead of mustangs. Pink cowboy hats galore, too.

The single, "Pink Pony Club," is featured on Roan's recently released and highly played album, "The Rise and Fall of a Midwest Princess." As of Thursday, the single was ranked No. 27 on the Billboard Hot 100 chart,

Was that tremor you felt heavy bass rumbling the Great Lawn at Zilker Party or the thumping of your ecstatic heart? Both.