'Heroes' Love: Hayden Panettiere & Milo Ventimiglia

Milo Ventimiglia & Hayden Panettiere, 6th Annual GM 10 at Paramount Studios (Feb. 2007)

The couple met on the set of "Heroes," and love unfolded. Unfortunately, their 12-year age gap eventually split them apart. Here's a look back at the on-screen niece and uncle.

--Hanh Nguyen