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The Big Bang Theory - Season 7 - "The Hofstadter Insufficiency" - Melissa Rauch and Mayim Bialik
Big Bang Theory - Season 4 - Craig Ferguson
The Big Bang Theory - Season 4 - "The Alien Parasite Hypothesis" - Simon Helberg, Kunal Nayyar
The Big Bang Theory - Season 3 - "The Jiminy Conjecture" - Simon Helberg , Jim Parsons, and Kunal Nayyar
The Big Bang Theory - Johnny Galecki as Leonard
The Big Bang Theory - Season 3 - "The Adhesive Duck Deficiency" - Jim Parsons, Kaley Cuoco
Big Bang Theory - Season 4 - "The Zazzy Substitution" - Johnny Galecki, Kaley Cuoco, Simon Helberg
The Big Bang Theory - Season 3 - "The Precious Fragmentation" - Simon Helberg, Jim Parsons and Johnny Galecki
The Big Bang Theory - Season 5 - "The Pulled Groin Extrapolation" - Simon Helberg, Kunal Nayyar, Jim Parsons, Kaley Cuoco
The Big Bang Theory - Season 6 - "The Tenure Turbulence" - Regina King, Jim Parsons
The Big Bang Theory - Season 3 - "The Spaghetti Catalyst" - Kaley Cuoco, Jim Parsons
The Big Bang Theory - Season 6 - "The Parking Spot Escalation" - Jim Parsons
The Big Bang Theory - Season 7 - "The Proton Transmogrification" - Simon Helberg, Jim Parsons and Kunal Nayyar
The Big Bang Theory - Season 2 - "The Dead Hooker Juxtaposition" - Valerie Azlynn as Alicia, Simon Helberg as Wolowitz, Kunal Nayyar as Raj, Jim Parsons as Sheldon, Kaley Cuoco as Penny
The Big Bang Theory - Season 7 - "The Indecision Amalgamation" - Kunal Nayyar, Kaley Cuoco-Sweeting and Johnny Galecki
The Big Bang Theory - Season 5 - "The Weekend Vortex" - Jim Parsons, Kevin Sussman
The Big Bang Theory - Season 4 - "The Desperation Emanation" - Jim Parsons, Mayim Bialik
The Big Bang Theory - Season 2 - "The Dead Hooker Juxtaposition" - Valerie Azlynn as Alicia and Kaley Cuoco as Penny
The Big Bang Theory - Season 1 - "The Dumpling Paradox" - Simon Helberg as Wolowitz, Jim Parsons as Sheldon, Kunal Nayyar as Rajesh and Johnny Galecki as Leonard
The Big Bang Theory - Season 3 - "The Adhesive Duck Deficiency" - Johnny Galecki, Kunal Nayyar, Simon Helberg
The Big Bang Theory - Season 8 - "The Expedition Approximation" - Melissa Rauch, Simon Helberg
The Big Bang Theory - Season 2, "The Bath Item Gift Hypothesis" - Kaley Cuoco as Penny
The Big Bang Theory - Season 3 - "The Vengeance Formulation" - Johnny Galecki, Jim Parsons
The Big Bang Theory - Season 5 - "The Recombination Hypothesis" - Jim Parsons
The Big Bang Theory - Season 6 - "The Proton Resurgence"- Kaley Cuoco, Bob Newhart, Jim Parsons and Johnny Galecki
The Big Bang Theory - Season 3 - "The Gothowitz Deviation" - Simon Helberg, Kunal Nayyar, Sarah Buehler and Molly Morgan
The Big Bang Theory - Season 6 - "The Parking Spot Escalation" - Mayim Bialik, Jim Parsons
The Big Bang Theory - Season 3 - "The Pants Alternative" - Jim Parsons
The Big Bang Theory - Season 4 - "The 21-Second Excitation" - Simon Helberg, Kunal Nayyar, Johnny Galecki and Jim Parsons
The Big Bang Theory - Season 5 - "The Pulled Groin Extrapolation" - Kaley Cuoco as Penny, Mayim Bialik as Amy, Johnny Galecki as Leonard