Season 4

Comedian Nick Swardson shows Rob what it means to be "Old and Horny," the lifestyle of "Day Drunks," and how he knows: "My Car's a Dick."

Entertainment icon Snoop Dogg/Snoop Lion and Rob enjoy some "Over the Tizzle Celebrizzles," watch the "Foreign 5-0" bumble their jobs and see what happens when kids have "Too Much Pep."

Rob, Sterling, and Chanel VI have some laughs over civilian freak outs, broken news, a raccoon v. chimpanzee fight, and a mom with major indigestion.

'Girl Code's Jamie Lee stops by 'Ridiculousness' and laughs at people who are "Bad With Kids" with Rob and the gang.

TV host Stevie Ryan hangs with the crew to watch hilarious videos about twerkaholics, sloppy make outs, and sh***y criminals.

Rob, Steelo, and Chanel hang out and laugh at videos with British dads, "wet dumps," and random naps

Actor and comedian Mike Epps and Rob watch people "Getting Zombied," stuffing food in unlikely places to "Save it for Later" and ponder who is most deserving of "Bond or Burial" money.

Actor Michael B. Jordan tells Rob about the pitfalls of "Bad Bro-mates," learns some new "Crying Styles" and scores some "Human Field Goals."

Internet sensation Jenna Marbles and Rob breakdown the web’s best “Face Lookers,” people whose injuries are “Selfie Inflicted” and the recent “Nerf-pocalypse.”

Bad Grandpa star Jackson Nicoll stares Rob down in “Made You Blink,” sucker-punches Sterling with a “Jackson 5” and reveals why the best bathroom policy is: “Lock the Door!”

Comedian Lil Duval stops by the studio; Rob warns of the dangers of “Evil Tires” and how having a “Florida Vibe” isn’t always a good thing.

Rob, Sterling and Chanel explore the fun side of “Chatter Gas,” experience some “No Pros” going down and expose true feelings in “Surprise, I Hate You.”

Rob watches Finland’s craziest stuntmen, The Dudesons, become “Nudesons,” blast butts with “Fire in the Hole” and take aim at some “Human Targets.”

Skating sensation Nyjah Huston and Rob watch some “Less Gifted” athletes, see poorly behaved guys “Getting Nyjah’d” and learn how to forget everything with some heavy-hitting “Mind Erasers."

Actress Lacey Chabert and Rob break down old folk’s “Last Minute Adventures,” and lovers’ “Tender Moments,” while Lacey explains why it’s not always easy “Acting Sexy.”

Dancer and choreographer Derek Hough and Rob discuss the “Future of Dance,” see what happens to people with “Garbage Feet” and learn how to “Knock Yourself Out.”

Rob, Steelo, and Chantel have fun while talking about their beauty, weird disorders, and watching videos of ginger fails, actual wins, and d* moves.

Rapper Tyga laughs with Rob as guys get nutted in “Rack City,” bad drivers think they “Found a Spot” and innocent victims get painfully close to sneakers in “Check Out My Kicks.”

Foodie famous Guy Fieri and Rob take a tour through the Ridiculous side of “Flavortown,” learn how to “Tame Your Flame,” and say farewell to “Junky Cars.”

Harley “Epic Mealtime” Morenstein and Rob expose some “Epic Meal Crimes,” discover the shock of “Human Bacon,” and unravel the big meaning of “Balthazars.”

Rob hangs with Sterling and Chanel to breakdown some “Extreme Hugging,” see why people get “Un-followed” and join in the fun of a little “Slap Fight.”