Alyson Stoner is the voice behind Phineas & Ferb‘s Isabella, the leader of the Fireside girls.

The 15-year-old actress takes her fans behind-the-scenes and shows us what it’s like to play an animated character. Alyson wrote in the notes section of the video, “A sneak peek at how we record Disney’s animated series, Phineas & Ferb. This video has been approved by the PH&F ppl (people). By the way, there was a mysterious sound that kept coming up on the audiofiles, but I couldn’t hear a thing, that’s why I’m freaking out a tad.”

Check it out below!