Pictures of Celebrities on Set For the Week of February 24, 2012

Even with the Oscars on Sunday, there were lots of stars hard at work on set this week! Evan Rachel Wood and Carey Mulligan got down to business in warm NYC, while Joaquin Phoenix and Marion Cotillard shot more scenes for their new movie Low Life. In the midst of Mardi Gras madness, Melanie Griffith and Brooke Shields were hard at work on the set of The Hot Flashes down in New Orleans. Click through to see what other Hollywood stars were busy filming this week.