half black half white dress and Women Halter Dress, Two Color Block Split 2 Tone Combo Summer Sleeveless Cocktail Mini Handmade Designer Ribbed knit Fabric weight Formal Black and White Halter

Jon Kopaloff/Getty RELATED: Paris Hilton Says She Believed She Was Asexual Before Meeting Now-Husband Carter Reum This rendition slightly differed from her original Julian Macdonald party dress that had a plunging neckline and spaghetti straps

Tucci wore a black tux with a polka dot bowtie and a long black and white scarf

When in doubt, your best little black dress, a pair of sensible heels or dressy flats, some nice earrings, and a classy clutch will always work for a cocktail event, no matter the venue or time of day

If we had to choose between diamonds (since they are called a girl's best friend) and black dresses, we would undoubtedly always choose the latter