Mayim Bialik at the SAG Awards

Mayim Bialik, known for her role as the quirky neuroscientist Amy Farrah Fowler on “The Big Bang Theory,” faced an amusing mix-up at the 2014 Screen Actors Guild Awards. When two TNT interviewers quizzed her about solving calculus equations as part of her TV role, they were unaware that Mayim wasn’t just acting the part of a scientist—she’s a bona fide one with a Ph.D. in neuroscience, and calculus is well within her wheelhouse.

Mayim’s unexpected academic credentials stole the spotlight in this interaction. It’s not every day you find a Hollywood star who can toggle between discussing quantum physics and attending award ceremonies.

Ashley Graham at the TIME 100 Gala

Ashley Graham is a famous model and TV presenter who promotes the idea that beauty comes in all sizes. While walking the carpet at the 2017 Time 100 Gala, she had a little slip-up and stumbled in her high heels.

But Ashley handled it well and quickly steadied herself before continuing with a smile. She was at the gala because “Time Magazine honored her for her efforts to change the way people think about beauty and for making the fashion world more inclusive. And this incident at the gala only made people like her even more for being real and down-to-earth.