FLORENCE -- Brittany Howard, lead vocalist for the popular Alabama Shakes, will participate in an all-star concert following the premier of the "Muscle Shoals" documentary.

The film will debut in the Shoals Wednesday at the Marriott Hotel & Spa Conference Center in Florence.

Tickets for the premier are moving briskly, according to event spokeswoman Judy Hood.

Guest stars include John Paul White, one half of the Grammy Award winning folk duo The Civil Wars, soul singer Candi Staton, blues/rock artist Delbert McClinton, Christing Olhman of the Saturday Night Live Band, former Grateful Dead vocalist and solo artist Donna Jean Godchaux-MacKay and former Lynyrd Skynyrd guitarist Ed King.

Tickets for the February 27 event may be purchased online at muscleshoals.eventbee.com. Sponsorship details can be obtained by emailing info@fame2.com.

Tickets for a Saturday screening at the University of North Alabama's Norton Auditorium are $20. For information about the Saturday screening call 256-765-4592 or email lindseyfilmfest@una.edu.