Bundled up against the cold winter weather in a black puffy coat, the actress, who turns 44 on Monday Feb. 11, was photographed on set wearing a bright blonde wig over her world-famous tresses. She topped off the new 'do with a brown beret.
The engaged star -- actor Justin Theroux proposed in August 2012 -- is currently working through freezing temperatures in Greenwich, Conn., where the movie is shooting. The flick follows two career criminals (played by Mos Def and Will Forte) who team up to kidnap a jilted housewife (Aniston) but find their plans thwarted when her husband refuses to pay the ransom and she asks for their help in seeking revenge. Isla Fisher, Tim Robbins, and John Hawkes also star.
"Every day they followed the same routine, with a workout in the morning with Pilates and yoga, followed by tanning time all afternoon," a source told Us of the couple's warm-weather trip. "All Jennifer wanted was to work out, tan, have margaritas, and be with her man."