DJ Pauly D from MTV's Jersey Shore joins the set to help weed out the "Jersey Shore Rejects" and show what a little "Guy Touching and Laughing" is all about.

Twenty-one year-old rapper, Mac Miller, joins Rob and the crew to discuss his hilarious alter ego "Hairy Levestein" and explain what it means to take a "Leap of Faith."

Jackass royalty Steve-O helps Rob to catch some "Animal Bullies" and track down the world's most accurate "Nut Snipers."

The original crew are here to visit some "Early Graves," pick up a few "M.I.L.S." and enjoy some old fashioned "Russian Good Times."

UFC President Dana White shows the crew the meaning behind "Banned-Kinis" and goes head-to-head with the most volatile "Hot Heads."

Skateboard legend and all-around Jackass, Bam Margera joins Rob and the crew to view some graceful "Air Dancers" and break down some painful "Tailboners."

Professional skateboarder Ryan Sheckler takes the stage with Rob to view some heated sibling rivalries in "Bro Beef" and show us how to avoid "Skateboard Missiles."

The one and only Carmen Electra joins fellow Ohio native Rob,and his crew, to show us what real "Screamers" are all about and get increase heart rates with a little "Sexercise."

Rob and Gymkhana phenomenon Ken Block explain how not to be a "Gymkhanabe" and see first hand what being a "Death Dodger" is all about!

Rap phenomenon Riff Raff shows off his "Brain Freeze" and breaks down some unbelievable "Middle of the Mall Sh*t."

Lost and Lord of the Rings star Dominic Monaghan stops by the studio to marvel at some "Mild Things" and watch some innocent bystanders get "Water Damaged!"

Rob is joined by Rapper A$AP Rocky who demonstrates "A Sneaky Ass Play" and shows us why fine older ladies "Still Got It."

Singer Ray J drops by the studio to watch some "Knockout Entertainment" and discuss the danger of "Selfies."

Rob, Sterling and Chanel marvel at some "Man Squirrels" and the unfortunate timing of people who become "Collateral Damage."

Actor Eddie Barbanell and Rob take a look at some adorable "Humanimals" and feel the music with a little bit of "Mancing."

Rob and Super Model Joanna Krupa practice some "Partial Arts" and sneak a peak at some "Man Juggies."

Rob, Sterling and Chanel enjoy some "Dirty Getaways" and some unskilled workers proving why this has to be their "Last Day on the Job."

Rob and International DJ Steve Aoki practice some "Instant Yoga" and check out the crowd madness at music "Mess-tivals."

Rob Dyrdek and Australian singer superstar Cody Simpson witness some extremely "Awkward Dates" and discover the internet's most "Anti-Viral Sensations."

Drama, Big Black and The Fantasy Factory crew stop by the studio to make some "Miracle Shots" and get "Gassed Up!"