Amy Farah Fowler's Weird Secret Language Explained

The whole reason Penny and Amy use Ubbi Dubbi during the events of "The Veracity Elasticity" is Sheldon and Leonard Hofstadter's (Johnny Galecki) constant use of Klingon. The two "Star Trek" nerds use the franchise's fictional language to communicate, having mastered it over the course of their lives. Thus, Amy takes it into her hands to combat their Klingon chats with Ubbi Dubbi, prompting the immensely intelligent Sheldon to try decoding it. Surprisingly, he struggles, which is something that has confused some "Big Bang Theory" fans.

Redditor u/Utopian-24 questions this element of the episode in a thread, asking the "Big Bang Theory" fandom why exactly Sheldon couldn't grasp Ubbi Dubbi. Several folks dropped comments offering possible explanations for this, with u/kmkmrod positing that Sheldon's frustration prevented him from figuring it out. If he wasn't so flustered, he would've likely cracked the code in short order. "He butchers Mandarin and is really bad at Spanish. My guess is he doesn't have a knack for language, and only worked hard on Klingon because of his fanboy status," theorized u/Random-Brunette.

Even though Sheldon couldn't appreciate Amy's use of Ubbi Dubbi all these years after "Zoom" popularized it, at least "Big Bang Theory" fans can in all of its niche glory.