Reese Witherspoon and Sofia Vergara at "Hot Pursuit" Mexico Photocall

The smiles have definitely faded for good on the HEY, GIRLFRIEND! world tour, to be replaced by grimly set visages, here to get the job done and fulfill contractual obligations, but NOT here to have fun. Sofia Vergara and Reese Witherspoon attend photocall for “Hot Pursuit” in Mexico City. Sofia Vergara is wearing an Antonio …