Alyson Stoner shows off her simple summer style at the teal carpet premiere of Phineas And Ferb: Across The 2nd Dimension held at the El Capitan Theater on (August 3) in Hollywood.

The 17-year-old actress voices Isabella in the hit series, Phineas & Ferb’s fearless Fireside Girl leader friend.

Alyson teased on her Twitter that to celebrate her upcoming 18th, she may be releasing some new music! “Decode my future tweets to figure out the name of each song on my upcoming original EP releasing this Aug. RT! Follow me to play along!”

Check out her first clue!