Odd.’s lukewarm reception, bassist Jon Walker and guitarist/primary lyricist Ryan Ross left the band citing creative differences, scraping Panic down to its very core while leaving front man Brendan Urie and drummer Spencer Smith to carry on as a duo under the band’s name. They dropped the ! from their name, scaled down a lot of their touring to a more intimate setting, and overhauled their sound by embracing a classic rock oriented approach that many critics accused of being far too similar to that of The Beatles. Panic! At the Disco has had a pretty tumultuous three years. Review Summary: Panic puts the exclamation point on their triumphant return from 2008's disappointing album 'Pretty.