Hayden Panettiere swings by the David Letterman Show to promote yet another season of Heroes to be premiered on NBC on September 22. Looks like she’s fully recovered from her father’s arrest last month. (What’s up with young starlets’ fathers getting arrested, anyway?) If anything, such trauma has added some twenty years to her. Sometimes when I look at Hayden, I forget that she’s only 19 years old. Her outfit alone makes her at least 40. She might as well be a cougar right about now. Who knows, she’s probably a few hundred years a head of her time trapped in a teenage body.

Here’s more Mrs. Panettiere outside the David Letterman studio - or attending a PTA meeting - who knows: