[s4e10] The Alien Parasite Hypothesis ✦ Must Read

Amy informs Penny that the iconic heart shape is actually based on the shape of a female’s buttocks when bending over. The Alien Parasite Hypothesis | The Big Bang Theory Wiki

Amy attempts to satisfy her urges by approaching Zack, telling him she is "130 pounds of raging estrogen" longing to "make Shakespeare's metaphorical Beast with Two Backs". [S4E10] The Alien Parasite Hypothesis

Sheldon’s preferred theory, as he finds it more plausible than the final option. Amy informs Penny that the iconic heart shape

Dismissed by Amy (despite Sheldon's "testy bark of an old biddy" comment). Dismissed by Amy (despite Sheldon's "testy bark of

The "cold, harsh truth" they eventually accept. Iconic Moments & Quotes

Sheldon famously declares 73 the "best number". It is the 21st prime number. Its mirror (37) is the 12th prime. In binary, it's a palindrome: 1001001 .

After rejecting Zack's lack of intellect, Amy adopts the Vulcan practice of Kolinahr to purge her emotions.