It's been a long, hot summer but with school back in session, life doesn't cool down. Gangs are on the prowl and students are restless, resulting in a lockdown that has life altering implications for everyone in the Sutton family. Through it all, Charles stands by his girl, letting Cassie know he'll always be there for her. She neesd to look no further than him for her protector. But will that be enough to keep her loyal? Can Cassie be trusted?
Murray introduces a new bongo-playing band member on Bret and Jemaine, triggering angry dances and mutant half-bands.
Pig is trying to build blocks but every time he builds it, Jill keeps knocking it down. The Super Readers travel to the Three Little Pig story. They discuss the story and learns about friendship. Pig finally solved his problem with Jill.
Edward must complete a list of good deeds as penance for "accidentally" hurting Lazlo.
Meredith convinces Hank to escort her to an environmental fundraiser. Coincidentally Bill and Karen are at the same event, where Karen makes a scene. Also, Hank runs into Dani and Charlie while they are in his office.
George is in the country eating a sandwich when he sees a strange-looking animal stealing his food! After trying to scare it away he winds up getting sprayed with a stinky fluid. The Man tells George that the animal he met was a skunk and that they spray to defend themselves. Bill finds the skunk to be living under his front porch and seals up its home. That leaves the skunk to nestle in the basket George and the Man brought to the country and they wind up accidentally bringing it home to the city.
George arrives in the country for some of the Renkins' fresh blueberries but soon finds out something else: Mrs. Renkins is setting up a hot air balloon. She offers to take George and the Man up and down a few times. Soon, Bill shows up and he and George accidentally send the balloon skyward an untether it. George and Bill are then left soaring across the country sky and have no clue how to stop and land.
Deputy Chief Johnson’s investigation into a famous Hollywood divorce attorney found floating in his swimming pool is under heavy scrutiny. Meanwhile, Fritz and Brenda are trying to consolidate their bills and Brenda discovers a secret Fritz has been keeping.
Grace and the guys investigate the murder of a “crispy critter” in the Oklahoma countryside and Bobby soon discovers the deceased was one of his mentees. Grace enlists the help of her Native American grandfather, “Geepaw,” to help with the case, but is shocked when she sees how quickly his health is deteriorating. Grace and her sister, Paige, fight over many things, including Geepaw’s future in a nursing home. Earl tries to make Grace realize the importance of family… and Grace and Butch rekindle their passion.
Kyle breaks quarantine to find Jessi and they use the photo from Baylin's lock box to search for answers. Meanwhile, the Trager's sort through all that they know about Kyle in order to make sense of who he really is.
The DEA continues to probe Nancy's life to figure out what happened to Peter. Shane helps Nancy get a job. Someone asks the city council for a favor on behalf of Majestic. Conrad and Heylia set up their new grow house. Silas runs into Pam while performing his community service.
Just when everyone believes that Justin Bobby is finally history, Audrina decides to rekindle the relationship, much to Lauren and Lo's surprise.
Mike Matusow gets lucky and lives up to his nickname of "The Mouth". Mike Baxter takes Antonio Esfandiari's seat and begins mixing it up with Todd Brunson, Phil Hellmuth, Haralabos Voulgaris, Tony Salorio, Brian Brandon, Todd Brunson, and Phil Laak on High Stakes Poker.
Skull Boy puts an ad in the Gloomsville Gazette inviting anyone with information on his family to contact him. He's just about to give up when a couple of visitors arrive.
In the fourth-season finale, attempts to sell “Medellin” at Cannes are complicated by the fact that no one has seen the finished product. Meanwhile, the popularity of “Viking Quest” gives Drama a boost.
Kath becomes a health professional and has the TAFE certificate to prove it. Elsewhere, Kim needs a guinea pig for her new career...and Brett is busting to impress his bosses.
The documentary crew catches up with Xander, now living in his own cardboard boxes.