Jake Gyllenhaal Goes From Happy to Sad in One Day

Jake Gyllenhaal is all smiles while promoting his new film Nightcrawler during an appearance on Good Morning America on Friday (October 24) in New York City.

“I memorized the whole thing like a play. Every time we would finish a scene, I would be bummed because I didn’t have the next night to perform in front of an audience,” the 33-year-old actor shared. Watch the video below!

PHOTOS: Check out the latest pics of Jake Gyllenhaal

Later in the day, Jake shifted gears and was seen shooting a somber funeral scene on the set of his upcoming film Demolition.

10+ pictures inside of Jake Gyllenhaal doing double duty in New York…