Thursday

Les fights Seth over a critical business decision. And later, all bets are off when Seth undermines Les in front of the entire staff.

Les scrambles to find a buyer for a pimped out party bus to win a bet with Seth. Then, a mad scientist claims his old device can cure deadly diseases. And later, Seth makes a shocking revelation that sends a couple into a rampage.

Seth steps in when a customer and employee square off in the parking lot. Then, Les and Ashley learn the meaning of "nut up" when they calm a customer's maniacal mom. Later, the store gangs up on Seth to give him a birthday surprise.

Les and Seth face down Ashley in a final power struggle that could change the face of American Jewelry & Loan forever.

Richard and the Monkeys partner up with SEMA Battle of the Builders finalist, Big Mike, to build Gas Monkey's first ever import tuner, a '75 Datsun 280Z.

The Monkeys and Big Mike race to finish their '75 Datsun 280Z. But a missing part may stop Richard from debuting Gas Monkey's first-ever tuner car at SEMA.

Bobby's plan backfires.

Ronnie comes to the rescue during a fiery repo.

Bobby ponders selling his new business.

Krazy Dave makes an unsettling discovery.