If you got 'em, flaunt 'em!

Christina Hendricks squeezed into a gorgeous black dress for her annual holiday party last night in L.A. (Center) -- where all eyes were once again on her bountiful bosom.

The "Mad Men" star has never had a problem with her curvaceous figure, tending to always pick dresses that always show off her biggest assets.

Check out some of her sexiest looks (and there's a lot of them!) in the gallery above.