Sunday

Mars attacks as Les is presented with an alien item. Seth squares off with a customer. The pawn shop becomes the porn shop as an ex-adult film star brings in a box of his hits. Later, Ashley is reduced to tears when she and Seth argue.

The guys pick up the pace on their '49 Chevy. Plus, the Gas Monkey Monster Jam truck goes up against Dennis Anderson's Grave Digger.

Richard buys into Aaron's plan to build a first-ever '72 Pantera fitted with a custom turbo-charged Ford EcoBoost V6 engine.

A last-minute problem arises with the turbo-charged EcoBoost '72 Ford Pantera Aaron is building for the new Barrett-Jackson auction out on the east coast.

Aaron tasks the Monkeys with building a '55 Chevy that Richard plans to sell with around a million dollars' worth of other cars at a Barrett-Jackson auction.

An old rivalry re- ignites after a fight at the dock between captains Tyler McLaughlin and Dave Carraro; of FV- tuna.com; while a crewmember fights to keep his job on the Hot Tuna.

"It’s week four of the North Atlantic Blue Fin Tuna Season and oneveteran Gloucester captain has yet to catch his first fish; while two rival harpoon boats go head to head. "