Milo Ventimiglia steps into the Celebrity Time Machine!

Milo Naborpix

Could this be what "Heroes" hottie Milo Ventimiglia will look like in 45 years? Look at the strangely similar crooked grins! Like father and junior.

And for those of you who don't remember "The Andy Griffith Show," this here is actor/singer Jim Nabors.

Someone should show this to Hayden Panettiere before they get much more serious.

Click HERE to read the latest about their very real relationship.

Hey, I'm just saying.

Photo credits: WireImage