Brie Larson Demonstrates Mastering 'Cool Face' for 'Captain Marvel' on 'Kimmel' - Watch Here!

Brie Larson made an appearance on Jimmy Kimmel Live on Monday night (March 4) and talked all about the training she had to do for the title role in Captain Marvel!

The 29-year-old actress said she trained for “tons of things, I trained for 9 months and got super strong. You have to learn weird things, like how to make a cool face.”

“They’re usually laughing at you while you’re trying to find it, because it’s hard. At least, it was for me. I would just bust up laughing,” Brie said before demonstrating what her first attempt at a “cool face” had looked like.

Brie also talked about filming with her co-star Samuel L. Jackson, and said the two have become actual friends while doing three movies together and traveling the world. “There’s things that only we know,” Brie said – Watch the interview below!

FYI: Brie is wearing an Azzaro jumpsuit and Sophia Webster shoes, plus a St. John jacket outside of Jimmy Kimmel Live.