SLEEP THEORY

Sleep Theory is an American rock band from Memphis, Tennessee, formed in 2019. The band consists of vocalist Cullen Moore, guitarist and unclean vocalist Daniel Pruitt, bassist Paolo Vergara, and drummer Ben Pruitt. Originally a solo project of Moore, a US Army veteran, the group was later joined by Vergara. Their music combines elements of heavy metal and R&B. In 2023, they released their debut EP, Paper Hearts, which included the singles "Another Way" and "Numb" and garnered over 33 million streams in subsequent months. On February 5, 2025, they announced their debut album, titled Afterglow, which was released on May 16, 2025. The band supported the album with a U.S. tour from August to December 2025, alongside bands such as Falling in Reverse, Nevertel, Oxymorrons, Strayview, Papa Roach, and The Used. They announced a European and UK tour for 2026, beginning in February with supporting act The Pretty Wild. In February 2026, Sleep Theory was announced as part of the lineup for the Louder Than Life music festival in Louisville, scheduled for September.