LP Underground 15 (also known as LPU 15), is the fifteenth extended play by Linkin Park Underground, as it is the fifteenth LPU installment, and spans the entire career of Linkin Park. It was released on November 25, 2015 through Machine Shop. It is the fan club's seventh demo album, and one of the demo albums that was released per year by the LP Underground.
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01.Animals（2011 Demo） 02.Basil（2008 Demo ） 03.Pods 1 Of 3（1998 Demo） 04.Pods 2 Of 3（1998 Demo） 05.Pods 3 Of 3（1998 Demo） 06.Chance Of Rain （2006 Demo）