Sophia Bush is Pretty in Black & White at Lollapalooza!

Sophia Bush stops by the Samsung Galaxy Artist Lounge on Friday afternoon (August 1) during Day 1 of Lollapalooza in Chicago, Ill.

The 32-year-old actress checked out the new Samsung Galaxy S 5 and their new Milk Music service at the event.

PHOTOS: Check out the latest pics of Sophia Bush

“Wrapped a late night of #ChicagoPD to hear our @JonSeda WON the #ImagenAward tonight!! Congrats buddy! @NBCChicagoPD” Sophia tweeted later that same day.

Recently, Sophia stopped for a photo with Kate Walsh while attending NBCUniversal’s All-Star Party held during the 2014 Summer Television Critics Association Tour in Beverly Hills, Calif.

FYI: Sophia is wearing a Reformation dress, Isabel jacket, Converse shoes, Clare Vivier bagpack, with Dannijo and Pamela Love jewels.