Loudest Boom Bah Yea's the "drum-pop" side project of +/- {plus/minus} (and one time Kelly Clarkson) drummer Chris Deaner with fellow skinsman Karl Lundin. Yes, drum pop. The band consists of two sets and, to quote Deaner, "only two drum sets." As he explained to us, "The idea is to create pop music (3 minute, or less in song length) ...