Cat Deeley Looks Super Slim in Fitted Dress, Plus More of Instagram's Most Stylish Stars

"Loving my @MaraHoffman dress! Shoes by @SergioRossiOfficial & sparkly rainbow jewellery from @xivkarats," Cat Deeley wrote on July 30, 2014. Credit: courtesy of Cat Deeley

Break out of your style rut with the help of these fashionable celebs, who shared their on-trend wears via Instagram this week.

Cat Deeley

Nothing says summer like a printed Mara Hoffman "Racerback Fitted Mini Dress", which the So You Think You Can Dance host wore on the air on July 30.

Rosie Huntington-Whiteley

Leave it to the leggy supermodel to show you how to dress up jean cut-offs. Here, she added a gold-embellished Chloe jacket and structured Givenchy purse.


Fab from every angle! Queen Bey works the matching Tile Lagoon Print separates by Topshop.

Mindy Kaling

Back to work! The Mindy Project star struts the line in a geometric dress while on set.

Who had the best style on Instagram this week? Tweet with @UsWeekly using #stylebyUs!