Ryan Newman wore round black nails decorated with abstract color-block designs.

Megan Nicole wore coral nails decorated with animation decals and charm designs.

Katy Perry showing her support for Hillary Clinton with a special manicure:

“Katy Perry here, taking over Hills’ IG today for the rally in Iowa. The stage is set, and the nails are pressed. ? T-minus 1.5 hours before we Roar together.”

Sofia Carson at the 100th Disney Channel Original Movie “Adventures in Babysitting” and Celebration of All DCOMS at Directors Guild of America, 7920 Sunset Boulevard in Los Angeles, CA on June 23, 2016.

Victoria Justice at the FOX 2016 Programming Presentation held at the Wollman Rink in Central Park in New York, NY on 14 May, 2016.

That Poppy wore round white nails decorated with pink teddy bears and pink hearts.

Madison Beer wore long translucent white gel nails.

Lily Allen wore amazing creative money nails done by artist Sabella “Bella” Snyder.

Charli XCX wore long almond nails painted in dark burgundy polish.

Jessie J wore long square nails painted in gray polish and decorated with little suds on the top and base of each nail.