When you spot a celeb—especially of Christina Hendricks' caliber—on the street, it's difficult not to do a double-take. The busty Mad Men star hit Melrose the other day, presumably to do some shopping. The tight dress and high heels combo accentuated her voluptuous figure nicely, and we even got a peek at her famous cleavage. Now that's worth a second look. 

[Popoholic]