|1||Shoot 'Em Up|
|5||Heaven Is A Halfpipe|
|9||Tell Me What You Want|
|18||War On Drugs|
|19||Family & Friends|
|23||Heaven Is A Half-Pipe|
|24||Family And Friends (Saber Mix)|
|26||Feel The Vibration|
|27||I Don't O U|
|29||Millionaire Like Me (feat. Big B & Kada)|
|30||Why You so Crazy (feat. Big B)|
|31||Speakers (feat. Big B)|
|34||Just Lust (feat. Big B)|
|35||Fish Out of Water|
|36||Set It On Fire|
OPM is a Southern California based ska punk band. OPM has a distinctive sound, combining hip hop, rock music, and pop with laid-back reggae.
The name OPM according to the band's frontman John E. Necro, is an abbreviation of the phrase "Open People's Minds". This was stated during an interview with MarijuanaRadio.com.
Their debut single "Heaven Is a Halfpipe" charted world wide. Both their debut single and album Menace to Sobriety were released on Atlantic Records in September 2000. In 2002 they signed to Suburban Noize Records who released 3 full lengths and two EP's.