Blue Nails

Demi Lovato added extra sparkle with some glitter blue nail polish and small studs.

JoJo had her nails painted like a city skyline with a starry night sky in the background

Katy Perry’s blue nails with a black outline in her “Dark Horse” music video

Katy Perry’s blue and gold nails in her “Dark Horse” music video

Perrie Edwards showed off her set of galaxy print nail wraps from the Little Mix Elegant Touch press-on nail collection

Katy Perry showed her support for president Barack Obama with photos of his face on her nails along with Democrat donkey symbols and red, white and blue stripes and stars

“About to go full medieval on the #KCAs. Tune in to @Nickelodeon right now!”

Madison Beer did a french manicure with a blue glitter accent nail

Madison Beer and a friend painted their nails with blue and fuchsia nail polish

Leigh-Anne Pinnock got her nails done with her set of stickers from the Little Mix nail wrap collection