"When in doubt, always err on the side of caution," an etiquette expert told Newsweek about wedding-guest costumes.

Jennifer Lopez wears an oversized cape over a black dress with plunging neckline at the opening night of ‘Good Night, and ...

We found wedding guest dresses at Amazon ideal for mothers of the bride or mothers of the groom, with evening dresses ...

But, if you are needing to dress for a white-tie event, there are a few non-negotiables. For women, the sartorial requirements are pretty straightforward: formal floor-length gowns, often worn ...

Katie Holmes put a sultry spin on turtlenecks, opting for a semi-sheer gown, at the “Glengarry Glen Ross” Broadway premiere ...

Other female celebrities who dazzled on the red carpet of the iHeartRadio Music Awards include Madison Beer in a sequined black minidress, Victoria Monet in a floor-length Maticevski dress, and ...

Nicola opted for a simple, floor-length gown designed by Valentino’s Pierpaolo Piccioli, which featured a square neckline, ...

Disha Patani looks like a goddess wrapped in white molten gold in this floor-length gown. Check out the pictures.