Leni Klum Wears Mom Heidi's Black Strapless Dress from the '90s to Prom. The 18-year-old is following in her mother's fashionable footsteps by working as a model. By. Alexandra Schonfeld.

Other great cocktail dresses: Khaite’s ribbed mockneck with a slithery fringe skirt gathered in graduated bands, and an “I-don’t-care-I’m-so-glamorous” strapless bubble column.

This black bandeau midi ($121) couldn't be more versatile. Complete with a sweetheart neckline and '90s-inspired cutouts, it's got plenty of attitude without being over the top. Pair it with a ...

On the arm of love Sean Penn, Charlize Theron attended the L.A. premiere of Mad Max: Fury Road on May 7, where she turned heads in a strapless black and white cocktail dress; see the red carpet photos ...

Before that, Disha Patani played the right fashion cards in a black crochet dress. A leader in the risque department, Disha's monotone number featured a daring backless design and ample waist cutouts.