Ever one to opt for casual chic, Ugly Betty star Ferrera wears a henley minidress over dark jeans for a TRL taping at the MTV Studios in New York City. Slip yours—in either navy or tan—on over tights or take cues from Ferrera and pair it with skinny-fit pants: The best part about this versatile separate is that any way you wear it, it works. Stripe henley tunic dress, $268.

In a body-hugging dress and glittery Couture Couture bracelet, singer Duff steals the spotlight at MTV’s Latin American Music Awards in Mexico City. To inject a dose of diva-inspired glamour into your everyday wardrobe, try Juicy Couture’s Dirty Glam multistranded bracelet. Multi-strand bracelet, $128.

For the Juicy Couture store opening party in Beverly Hills, Gellar steps out in a sleeveless version of the label’s pleat-front cotton shirt. A silk skirt and clutch complete Gellar’s ladylike look. Blouse, $158.

While out on the town in New York City with son Maddox, Pitt plays the role of super-cool dad in a simple Juicy long-sleeve tee. For the leading man in your life, the label’s raglan tee just may transport him to superstar status.Raglan tee, $78.

In a breezy cashmere sweater, Garner plays with daughter Violet in Central Park in New York City. Adopt her superstar-meets-super-mom style with a knit cardigan in the same cool gray hue. Knit cardigan, $268.

Simpson hits up the Juicy Couture store opening party in Los Angeles wearing—what else—the label’s comfy cotton tank. Take cues from the young siren and wear yours with a biker-chic jacket during a big night out. Long boy tank, $68.

While on set in New York City for What Happens in Vegas, Diaz makes the rounds in a classic striped cardigan. The flattering style—with an elongated cut that streamlines the figure—is a favorite of style-savvy A-listers like Miss Diaz: Grey’s Anatomy star Katherine Heigl has been spotted wearing a tan version of the sweater. Striped cardigan, $278.

Biel looks cozy in Juicy Couture’s angora and cashmere shawl-collar cardigan while shopping at Santa Monica’s Sur La Table kitchen store. Channel the star’s casual-cool look by wrapping up in the coatlike knit and toting along Juicy Couture’s Keri leather hobo bag. Keri bag, $318; Shawl-collar cardigan, $298.