Becky G’s makeup at the KIIS FM Jingle Ball concert at The Staples Center in Los Angeles, CA on December 6, 2013

Katy Perry wore a rosy pink blush for the outdoor scenes of her “Unconditionally” music video

Katy Perry’s purple lipstick in her “Unconditionally” music video

Katy Perry had a fresh-faced makeup look in her “Roar” music video

Zoella’s makeup in her “Christmas Bedroom Inspiration” YouTube video

Lorde in the press room at the 2013 GRAMMY Nominations Concert Live at Nokia Theatre L.A. Live in Los Angeles, CA on December 6, 2013.

Lorde wore purple lipstick while performing live on Letterman on November 12, 2013.

Natalia Kills at the “Topshop Celebrates the Holidays” event at The Grove in Los Angeles, CA on November 2, 2013.

Demi Lovato at the NYLON December/January 2014 Cover Launch Party Sponsored by McDonald’s at SmashBox Studio Stage 1 in Los Angeles, CA on December 5, 2013.

Dev at the NYLON December/January 2014 Cover Launch Party Sponsored by McDonald’s at SmashBox Studio Stage 1 in Los Angeles, CA on December 5, 2013.