This is Not Happening - Season 4

On the hour-long season premiere of This Is Not Happening, host Roy Wood Jr. comes to face-to-face with his hip-hop hero, Howie Mandel battles his raging fear of germs, and Scott Thompson meets the Human Urinal.

Kevin Smith talks about rekindling the romance with his wife, and Louis Katz shares a story about falling in love with an alcoholic gutter-punk.

Tom Green recounts his experience with the president on "The Celebrity Apprentice, Michael McDonald tries to teach comedy to Faye Dunaway, and Brad Williams has to judge his identity for a celebrity golf tournament.

It's all acid trips, drug deals and robberies when Dan Soder and Shane Mauss share stories about the worst nightmares they've been forced to experience.

Roy Wood Jr., Kathleen Madigan and Bret Ernst celebrate the most important women in their lives: their moms.

Roy Wood Jr. welcomes Louie Anderson, Byron Bowers and DeRay Davis to the stage to tell true stories about growing up with less-than-perfect fathers. Viewer discretion advised.

Theo Von, Tom Rhodes, Dave Landau and Chris Porter share their craziest tales of drinking and debauchery in a special hour-long episode.

Chris Redd, Martha Kelly and Lil Rel Howery open up about times when life became more than just a figurative battle.

Talib Kweli, Rob Christensen, and Harland Williams bare their souls and talk about summoning the courage to brave the unknown.

Big Jay Oakerson, Michael Kosta and Tom Arnold share stories about moments in their lives that they wish had never happened.

Roy Wood Jr. gets roped into performing at a crack dealer's comedy show, Drew Carey freaks out his friend who's high out of his mind, and Ali Siddiq downs a bag of mushrooms.

Jim Norton attends a bris for the first time; a man dangles his privates in front of Sean Patton; Joel Kim Booster visits an Amsterdam sex club.

Roy Wood Jr. memorizes customers' food preferences at Golden Corral; Carrot Top's act goes down in flames; Mike Lawrence works a dehumanizing fast-food job.

Kyle Kinane's first sports victory turns tragic; Kurt Metzger refuses to show his friend his privates; Gastor Almonte robs $1,000 from a few drug dealers.

Eddie Pepitone loses his virginity to his college professor, Thomas Dale downs an entire bottle of sleeping pills, and Dave Macklovitch replaces Chippendale dancers at a gig.

Tiffany Haddish's bar mitzvah dancing turns deadly, Mark Normand is pursued after breaking a man's car mirror, and DeRay Davis hides in a club's bathroom during a shooting.

The DEA raids Tommy Chong's house, Tone Bell robs fake money from his math teacher, and Steve Lemme gets pulled over by a fan.

Roy Wood Jr. holds a grudge against boy band B2K for years, Darrell Hammond is saved by cops in the French Quarter, and Sean Flannery drives his car off a bridge.

Brendan Schaub faces the biggest UFC fight of his life, Rita Rudner finds an old man's cat, and Ryan Sickler gets offered a job with the Baltimore Colts.

Jay Larson walks a blind man home, Julian McCullough lies to his parents about where he was after school, and Joey Diaz doesn't tell his mom he got held back in school.