Cameron Diaz wore THE GIRLS apparel while out and about with Yankee-beau, Alex Rodriguez in NYC.

The super toned star looked fit in her Tummy Control Capri Pant (style #7079, $30).

THE GIRLS are celebrities’ favorite work-out pant; Katie Holmes, Nicole Richie, Kate Hudson, Amanda Seyfried, Emma Roberts, Lauren Conrad, Whitney Port, Ashley Tisdale, and Amy Adams are all fans of THE GIRLS- they’re the new secret to looking fabulous and fit!