Sting

Rockwall High School's

All-Treble Contemporary A Cappella Ensemble

Formed in 2018, Rockwall High School's Sting has quickly joined the ranks of premier a cappella ensembles.

Placing 3rd at ICHSA National Finals in 2021, they are consistently the top-ranked treble a cappella group in the nation.

Walk the Line

Rockwall High School's

Co-ed Contemporary A Cappella Ensemble

Rebranded in 2015, Walk the Line quickly became a premier a cappella ensemble in the nation.

After earning a trip to NYC in 2017 to compete at the ICHSA National Finals, they returned in 2022 to become runner-up national champions, and also competed in 2024 and 2025.