O.A.R. (short for of a revolution) is an American rock band, founded in 1996 in Rockville, Maryland. The band consists of lead vocalist/guitarist Marc Roberge, drummer Chris Culos, guitarist Richard On, bassist Benj Gershman, saxophonist/guitarist Jerry DePizzo, and touring members, trumpet player Jon Lampley and keyboardist Mikel Paris. Together, the band has released eight studio albums, including their latest release, The Mighty, in March 2019. The band is well known for their live shows and extensive summer touring, and have released six live records with the latest release, Live From Merriweather, in November 2019. Four of the band members grew up in Rockville, Maryland and attended Thomas Sprigg Wootton High School. After graduating, they went on to study at Ohio State University. There they met the fifth member, saxophonist/guitarist Jerry DePizzo from Youngstown, Ohio.