Hayden Panettiere: Extra, Extra!

Hayden Panettiere is all smiles as she promotes her latest flick, Scream 4, at The Grove shopping complex in West Hollywood on Wednesday (April 13).

The 21-year-old actress wore a petite gray dress and beige heels while on the set of Extra with host Mario Lopez. Hayden and Mario smiled and laughed together all throughout the interview!

Earlier this week, Hayden sat down with JustJared.com for an exclusive interview at the Grauman’s Chinese Theatre in Hollywood!

15+ pictures inside of Hayden Panettiere on set with Mario Lopez…