Plot: The Roadies rise early in Mexico City and receive a clue in their room at the Hotel del Angel -- meet Helen at the Mexico City dump. The dump meets or exceeds our heroes' worst expectations, but they are quickly distracted by the appearance of a motorcycle gang wearing dust-masks -- Helen and her crew! Helen explains that the gang makes a living by recycling what the rest of Mexico City throws out, and each of the cast pairs up with a member of the group to collect materials