When it comes to perfect LBD status, this look from Emma Watson comes pretty close with a perfect, uncomplicated fit and a few — but not many — glamorous add-ons.

Image Source: Getty / Mike Coppola

Lauren Conrad showed off a dreamy Summer dress at a book signing in LA.

Taylor Swift had a total glamazon moment on the red carpet of the Fragrance Foundation Awards in this white Emilio Pucci gown.

Olivia Palermo showed off another eclectic-chic style formula for See by Chloé's fragrance celebration.

Bar Refaeli looked gorgeous in a sweet-meets-sexy floral-print dress.

Sandra Bullock turned heads in a black Victoria Beckham dress.

Image Source: Getty / Mike Marsland

Jennifer Lopez pulled off a high-impact gown at the amfAR Inspiration gala.

Kirsten Dunst looked ultrachic in a black top and shorts set for Barneys's Proenza Schouler dinner.

Kate Bosworth looked sweet in a petal-pink sheath at the Stella McCartney presentation in NYC.

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Diane Kruger was the picture of ladylike elegance in a tea-length, pastel strapless dress and a gorgeous red lip at Jason Wu's Summer Soiree to benefit ACRIA.