Jackyl's annual concert is dedicated to the military -- and a surprise guest shows up and shocks everyone.

At the last minute, Michael tries to pull the plug on Jesse's bridge stunt; the Throttle's most lucrative day is threatened by inclement weather; and Angie has a shocking surprise for Michael.

Progress is made on Michael's million-dollar inheritance; and DMC rocks the last night of the rally, but a storm puts a damper on the evening. Later, the crew pack up and head to the risky Kansas City event; Jesse finds his exploding box; and Michael drops a wedding bombshell on Angie.

Michael and Angie's wedding has all the Throttle's colorful characters in attendance, and contributing in unique ways. But problems arise as the crew struggles to put on the Throttlefest.

Jesse prepares to take his show to new heights, with a special guest DMC. The throttle family feuds while Angie puts her assets on the line.

When the worst hail storm in the history of South Dakota rips the Throttle to pieces, Michael and Angie do their best to rally the troops and get the bar back in business.

It's the first day of the rally but the Throttle staff is unprepared, and in a panic. Goat goes on a bender after a heated fight with Jesse. Angie and the Flaunt girls have to step up for their first performance, or they may get replaced. And one new employee gets fired, leading to an all out brawl when he unexpectedly returns.

Michael and the Throttle crew go toe to toe with the headlining act, and they may have a riot on their hands. Goat's mouth gets him in trouble when he starts a fight with Security guard Pat. Celebrity Jerry Springer hits up the bar for the Full Throttle experience. Then, the return of two veteran bartenders causes a stir with the new girls.

Michael drops a bombshell on Angie that puts their wedding in jeopardy. Record heat and record crowds have the Throttle spiraling out of control as they prepare for Travis Tritt's big performance.

When the Throttle Fest music event turns into a logistical nightmare, Michael and Jesse blame each other for the problems.

Michael derails Jesse's exploding box stunt at the last minute, but Jesse's secret backup plan could be even more explosive. When Michael investigates a bartender who might be stealing from him, he uncovers a much bigger problem for the bar.

In the season 4 premier, Michael announces he won't allow Flaunt to perform this year, angering Angie and the girls, while Fajita Mike returns and fires up a rivalry with the new hibachi chef next door.

Jesse is furious to learn that Michael charged admission to the Jackyl show; Rusty's marriage encounters problems.

Michael races to open the bar on the first day of the rally; two employees leave without warning; Michael and Angie's conflict is concluded; an unexpected guest brings news.

In this episode, a lightning storm hits the Throttle. Plus, late night partying goes way overboard and one employee is sent to the hospital while another may be fired.

In this episode, a star performer is taken to jail, a key employee quits and another gets drunk. Plus, it's chaos at the Korn concert as Michael and Jesse try to stage a separate show in the back while still running the main bar. If it fails, it could be devastating.

Michael tries a risky move that forces Jesse to make a stand; Fajita Liz's return to the kitchen doesn't sit well with Rusty, the new manager; one of the Throttle's wildest bartenders shakes things up.

It's opening night, but the Throttle may not be ready. The scramble to book a big name act intensifies, as the competition heats up across the street. Plus, Michael catches Angie in a compromising position.

Jesse does secret prep work for his dangerous exploding-box stunt; and Stir Fry Hai and Fajita Mike get all fired up over a cook-off. Meanwhile, another conflict arises over Flaunt's performance.

It's the last night of the rally, and Michael takes another step towards selling the bar. Plus, Fajita Mike's wild night forces security to take drastic action against him.

Michael goes on the hunt for an employee who may be stealing from him. Angie's new dance troupe performs their first show, which stirs up trouble with her old group Flaunt. When the Throttle struggles with bartender issues, Jesse blames Angie. And Angie's problems get worse when a member of her dance troupe is accused of stealing cash from a customer, and may get sent to jail.

The bar is wracked by a vicious storm, followed by a fire that employees scramble to contain. Meanwhile, an injured biker is rushed to the hospital.