Arriving at the Slave Market after a smelly and musical voyage down the sewage rivers beneath Nighttown, Berenger nervously lies in wait to be sold off as a slave in an auction before an uproarious crowd of ruffian mutant frogs. How can he escape from the clutches of these rotten tomato-tossing amphibians? And what familiar ghastly knave takes a mischievous interest in making a bid for Berenger’s life as his personal slave?  Smoothy Juicy takes it upon himself to relieve Kip Foghorn of his Nighttown News duties in order to jazz things up a bit while Mrs. Fitch continues to report escalating tensions at the Midtown Train wreckage, where strange creatures are spotted rising out of the smoke and making unsettling quacking noises…