Watch full movie online. Germany, 1969: Retreating to his change room after a rather fabulous gig, British guitar- and song-writing-god Diesel Wilmington encounters Helmuth: Diesel-fan by trade. The unlikely pair - despite the barrier of language - engages in a rather odd conversation about the proper reading and origin of Diesel’s ingenious lines. It begins to dawn on Helmuth that his imaginations may have been somewhat highly-strung, as a stranger walks in; exposing the original mastermind as an overambitious double. What does this make of the autograph Helmuth was so eager to get?