For the Love of Meatballs Three!

When did Patrick Dempsey become such a hottie?

I mean, last I knew of him he looked a kinda like this....



But as I was watching Grey's Anatomy
for the first time last night...

He walked into a patient's room looking like this:


Only he was in scrubs with a stethoscope...

Whoa!

What a transformation....
Instant crush.

So...Is it getting hot in here, or what?