1. Justin Bieber
Aired: Apr 30, 2012Justin Bieber stops by the set to show off some of his Canadian pride, learn ...
2. Floyd Mayweather Jr.
Aired: May 7, 2012Floyd Mayweather visits the Ridiculousness studio where Rob shows him what a ...
3. Sara Jean Underwood
Aired: May 14, 2012Former "PMOY", Sara Jean Underwood, visits the Ridiculousness set where Rob s...
4. Quinton "Rampage" Jackson
Aired: May 21, 2012Quinton Rampage Jackson MMA fighter Quinton "Rampage" Jackson helps the crew ...
5. Duff Goldman
Aired: May 28, 2012Chef Duff Goldman brings a scorpion cake; "Unnecessary Costumes","Grand Entra...
6. Jason Ellis
Aired: Jun 7, 2012Australian-born actor and radio personality, Jason Ellis, shows us he is an e...
7. Chanel and Sterling I
Aired: Jun 7, 2012Rob and co-hosts, Chanel and Sterling, breakdown the fun of Redneck Good Time...
8. Streetbike Tommy
Aired: Jun 14, 2012Rob dedicates Whisky Throttle and Bear Trap videos to Nitro Circus stunt man,...
9. Lil Jon
Aired: Aug 20, 2012Watch an all new season of Ridiculousness Thursdays at 10p/9c on MTV. Lil Jon...
10. Tyler the Creator & Taco Bennett
Aired: Aug 27, 2012Tyler, the Creator and Loiter Squad co-star, Taco, visit the set of Ridiculou...
11. Wiz Khalifa
Aired: Sep 3, 2012Watch an all new season of Ridiculousness Thursdays at 10p/9c on MTV. Rapper,...
12. Kat Graham
Aired: Sep 10, 2012Actress and musical artist, Kat Graham, shows us some of her big moments of O...
13. Vaughn Gittin Jr.
Aired: Sep 17, 2012Watch an all new season of Ridiculousness Thursdays at 10p/9c on MTV. Drift r...
14. Chris Cole
Aired: Sep 24, 2012Rob shows the audience how to Escape Your Pain while friend and pro champions...
15. Big Cat
Aired: Oct 1, 2012Rob's cousin and Fantasy Factory co-star, Scott Pfaff (AKA Big Cat),comes to...
16. The Bella Twins
Aired: Oct 8, 2012Guest stars WWE Twin Divas, Nicole and Brianna, stop by the Ridiculousness se...
17. Chanel and Sterling II
Aired: Oct 15, 2012Rob, Chanel, and Sterling "Stee-lo Brim" educates the audience on how to Save...
18. TJ Lavin
Aired: Oct 22, 2012BMX rider and MTV host, TJ Lavin, stops by to learn about Flinstoning, Shirtl...
19. Rob's Parents
Aired: Oct 29, 2012Rob's parents, Patty and Gene, come by set to watch videos revisiting their c...
20. Wee-Man & Preston Lacy
Aired: Nov 5, 2012Watch an all new season of Ridiculousness Thursdays at 10p/9c on MTV. Rob sho...