O.A.R. recorded "Rain Or Shine" on June 18 and June 19, 2009 at Charter One Pavilion in Chicago, Illinois. The live album includes all 37 tracks that were played during those two nights on a four disc set with over four hours of music. Released on January 12, 2010, "Rain Or Shine" is O.A.R.'s tenth released album, and fourth released live album. Openers scheduled for the two shows were Robert Randolph and The Family Band (night one) and The Wailers (night two), however, because of the horrible weather on the second night, The Wailers did not play at all. Robert Read more on Last.fm.