Hayden Panettiere is a Margarita Mademoiselle

Heroes hottie Hayden Panettiere leaves Margarita Mix Studios and heads to Television Center in Hollywood on Wednesday (March 25).

The 19-year-old actress has taken a low profile since her breakup with Heroes costar, Milo Ventimiglia last month.

Hayden was last seen at a production studio in Van Nuys, Calif. on Monday.

Heroes has an all-new episode this Monday, entitled, “Into Asylum”.

10+ pictures inside of Hayden Panettiere, the margarita mademoiselle…