BlackBerry’s Alec Saunders, Christopher Smith and Martyn Mallick have stepped up to the plate and delivered the final serenade to their developer community. If you recall this trio produced a few rock videos that showed BlackBerry developers the love and encouraged them to keep building apps for BlackBerry. Now that the new BlackBerry 10 OS and Z10 have been released the band is back for one. last. time. Takes courage to do this sort of thing. Check it out below.