Charisma didn’t seem to be Grant Holmes’ strongsuit yesterday when the teenage pitcher gave his first interview after being drafted 22nd overall by the Dodgers.

According to Logan White, the Dodgers’ director of amateur scouting, Holmes’ strongsuit is his curveball. And you’ll never believe where he learned that curveball: YouTube.

You heard that right.

“I can’t remember the YouTube video name,” he told MLB Network Radio on Sirius XM.

Listen to the full interview: