Selena Gomez: Lacy Lacy on 'Feed The Dog' Set

Selena Gomez walks around the set of Feed The Dog in a little black lace dress in Los Angeles on Monday afternoon (August 27).

The 20-year-old actress traded in her cropped jean jacket for character Nina’s lace dress.

PHOTOS: Check out the latest pics of Selena Gomez

While costar Ashley Benson is headed off to the Venice Film Festival for Spring Breakers, Selena will be headed to the Big Apple for the Global Festival.

“I’m proud to support @UNICEFUSA at @GlobalFestival this Sept in NYC!! Be a #GlobalCitizen to earn your ticket: http://globalfestival.com,” Selena tweeted.