First Look: Things Get A Little Medieval On The Big Bang Theory

Howard explains the secret to his new exercise regimen

1. Howard explains the secret to his new exercise regimen

When Stuart struggles to get female customers at the Comic Book Store, he seeks help from Penny, Amy and Bernadette. Plus, Leonard, Sheldon, Raj, and Howard are inspired to get in better shape, so they decide to take a fencing class with Barry Kripke. 

Check out more first-look photos from The Big Bang Theory's "The Perspiration Implementation" (Season 9, Episode 5).
Kripke shows the guys a few introductory fencing moves

2. Kripke shows the guys a few introductory fencing moves

"The Perspiration Implementation" (Season 9, Episode 5)
Fencing isn't a joke for these sword-wielding n00bs

3. Fencing isn't a joke for these sword-wielding n00bs

"The Perspiration Implementation" (Season 9, Episode 5)
Despite popular belief, Leonard, Sheldon, Howard, and Raj aren't afraid of physical activity

4. Despite popular belief, Leonard, Sheldon, Howard, and Raj aren't afraid of physical activity

"The Perspiration Implementation" (Season 9, Episode 5)
Knees bent slightly over the toes and non-dominant hand up for balance

5. Knees bent slightly over the toes and non-dominant hand up for balance

"The Perspiration Implementation" (Season 9, Episode 5)
Sheldon shares his recent breakup news with Kripke

6. Sheldon shares his recent breakup news with Kripke

"The Perspiration Implementation" (Season 9, Episode 5)
Stuart is desperate to get more females to shop at the Comic Book Store

7. Stuart is desperate to get more females to shop at the Comic Book Store

"The Perspiration Implementation" (Season 9, Episode 5)
Penny, Bernadette, and Amy offer some pearls of wisdom to Stuart

8. Penny, Bernadette, and Amy offer some pearls of wisdom to Stuart

"The Perspiration Implementation" (Season 9, Episode 5)
Penny, Bernadette, and Amy are still reeling from their meeting with Stuart

9. Penny, Bernadette, and Amy are still reeling from their meeting with Stuart

"The Perspiration Implementation" (Season 9, Episode 5)
Sheldon and Amy run into each other in the hallway and an awkward moment ensues

10. Sheldon and Amy run into each other in the hallway and an awkward moment ensues

"The Perspiration Implementation" (Season 9, Episode 5)

Watch an all-new episode of The Big Bang Theory on Monday at 8/7c.