The fourth of the bimonthly released LPU 15 tracks has now been released to LPU members and it's a song called GRR. In order to download it you need to have a LPU 15 membership. The song is free and can be downloaded here. Along with the song another installment of "LPU Track-By-Track" was released where Mike talks about what inspired the sound of the song and where the name came from ... or didn't come from. You can check that out here. Do you like the track? Do you think the wait for the next one now will be too long? Come and discuss in our forums.