MxPx - How to Build a Secret Weapon (2007) is a Music, Documentary film that follows join Mike, Tom, and Yuri in the studio as they record their album "Secret Weapon." MxPx - How to Build a Secret Weapon is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.2 out of 10 from 2 votes. Fans of music movies may also want to explore similar titles below.