Sunday

Rich returns to confront Les about being fired. In a last-ditch effort, Rich spots what he thinks are stolen goods. If he's right about the situation, he'll look like a savior to Les. If he's wrong, he may look like a fool and will undoubtedly be handed his final walking papers. Meanwhile, Seth continues on his path to take over the store from his father, all under the disapproving eye of his sister Ashley.

Seth's scheme draws harsh criticism from Ashley. Then, a customer brings in a vintage electric chair that helps Rich gain favor with Les. And later, Seth's road to riches shows it could be a direct path to the poorhouse.

Les loves a good story, but is he being duped by a group of savvy salesmen? Seth and Ashley try to pin him to the wall on his intent to buy, but Les stands firm. Then, the store erupts when potentially tipsy patrons demand fat cash. And later, Les makes a discovery that leaves everyone's heads spinning.

Seth is blindsided when Les brings back ex-employee Amy who he claims screwed them over. While she's known for flaking out, she racks up sales better than anyone in the store. The cash piles up quickly, but when the Golds discover a mistake that could cost them thousands, is Amy to blame?

Les buys rare rock memorabilia that may be worth a pile of cash. Then, when a man gets caught trying to secretly sell his girlfriend's ring, she dishes out a punishment that's never been seen in the store before. And later, Les squares off with a potential buyer for the rock memorabilia. But will his greed get the best of him?

The Monkeys have one of their biggest challenges yet. They want to convert a '72 Buick Riviera into a SEMA super-build and the team meets Richard's stepson.

Richard's beloved Mustang breaks down weeks before he is supposed to show it at the Shelby Car Show in Tulsa. They fix up the car making it the star of the show.

The Gas Monkey crew are trying to make history with a record-breaking profit. Plus, will Richard claim back his old Ferrari Dark Horse?

The Monkeys race to be the first to drop a Hellcat motor in their '79 International Scout and fetch the world record for the most expensive ever sold.

In the last week of the Atlantic bluefin tuna season; the closest race in Wicked Tuna history is a tossup among four top contenders.

Atlantic bluefin tuna have arrived off the coast of Gloucester, Massachusetts, signaling the start of another summer season for the fishermen who count on them for survival.