Pre or Post-Op Heidi Montag Who'd You Rather?

1/19/2010 11:33 AM PST

Pre or Post-Op Heidi Montag: Who'd You Rather?

Here's surgically refurbished human "Hills" star Heidi Montag in L.A. on Monday (left) -- and the natural, fresh-faced 19-year-old back in 2006 (right).



Question is ...