Here's a quick look behind the scenes of the Hayden Panettiere Got Milk ad.

[youtube]http://www.youtube.com/watch?v=zRh-26QR5Iw&eurl=http%3A%2F%2Fwww%2Eheroesrevealed%2Ecom%2F[/youtube]

We never realized a mustache could look so attractive.

Hayden was joined by Heroes co-star Masi Oka for this campaign.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.