LAPEER, Mich. -

Michigan police have put out partial descriptions of three male suspects in the abduction, beating and robbery of the lead singer of rock group The Calling after a performance at a festival in Lapeer.

The group says Alex Band was attacked outside a convenience store early Sunday.

The band was playing at the Lapeer Days Festival.

Watch: manager calls 911 to report singer's kidnapping.

Band told investigators he was walking down a street about 3 a.m. Sunday when two men forced him into a blue minivan, according to a police statement.

The singer "reported being assaulted, robbed, and dropped off on another street," according to Lapeer Police Sgt. Craig Gormley.

Suspects:

Police say one suspect is white and about 30 with a scruffy beard and was wearing a camouflage baseball cap. He was armed with a gun.

Another is white and about 6-foot-4 inches. Police say the suspect was polite and very apologetic during the ordeal.

Police say a third was driving the van and he had a darker complexion.

Read: Alex Band: 'Don't kill me, I'm about to be a dad'

The group tells The Associated Press that Band suffered a spinal fracture, three broken teeth and needed 15 stiches in his chin.

The Los Angeles-based group had the 2001 hit song "Wherever You Will Go."

Anyone with information on the case is asked to call Lapeer Police at 810-664-0833.