05/04/2012 09:56 pm ET Updated May 05, 2012

The Week's Best Style Moments: Joan Smalls, Aisha Tyler, Kimora Lee Simmons And More (PHOTOS)

It was all about the little black dress this week...

Kimora Lee Simmons, Joan Smalls and Maya Rudolph all rocked gorgeous LBDs while celebrating various events.

And adding some color to the mix, Viola Davis stunned in a siren red gown while attending the White House Correspondence Dinner and actress Audra McDonald as pretty in pink at the 2012 Tony Awards nominees press reception.

Check out those lovely ladies and the rest of the well-dressed stars in the slideshow below.