Jason Hammel plays drums with husband and wife duo in which American indie band formed in 1997?
Mates of State Mates of State are an American indie pop duo, active since 1997. The group consists of the husband-and-wife team of Kori Gardner (vocals, organ, synthesizer, piano, electric piano, and occasional guitar) and Jason Hammel (vocals, drums, percussion, and occasional synthesizer).
The GrooveBarbers The GrooveBarbers are an a cappella musical group formed in 1997 in New York City. The band consists of Sean Altman, Steve Keyes, and Charlie Evett, who were former members of the famous a cappella group, Rockapella. Kevin Weist is also a part of the band, even though he was never a member of Rockapella. Johnny Ryan is currently the vocal percussionist of the GrooveBarbers. Inna Dukach, Altman's wife, also appears as a regular opera singing diva.