At the Harry Potter and the Order of the Phoenix videogame release party, (06/21/07), Hayden Panettiere (and Heroes co-star Masi Oka) had a blast playing the Wii version of the game.
In this interview for Access Hollywood, Hayden Panettiere explains how she joined a group of peaceful protestors at sea in an effort to save pilot whales and faced violent opposition from a group of Japanese fishermen