In 2016, numerous pop stars developed scarlet fever. Coincidence? Or emoji inspiration?
Ariana GrandeDanMacMedan/WireImage
Ariana Grande attends The 58th Grammy Awards at Staples Center on Feb. 15, 2016 in Los Angeles.
Selena GomezSteve Granitz/WireImage
Selena Gomez arrives at the 2016 American Music Awards at Microsoft Theater on Nov. 20, 2016 in Los Angeles.
Katy PerryMike Marsland/WireImage
Katy Perry attends the amfAR's 23rd Cinema Against AIDS Gala at Hotel du Cap-Eden-Roc on May 19, 2016 in Cap d'Antibes, France.
AdeleSamir Hussein/WireImage
Adele attends the BRIT Awards 2016 at The O2 Arena on Feb. 24, 2016 in London, England.
Gwen Stefani & Blake SheltonPascal Le Segretain/Getty Images
Gwen Stefani and Blake Shelton attend the 2016 Vanity Fair Oscar Party Hosted By Graydon Carter at the Wallis Annenberg Center for the Performing Arts on Feb. 28, 2016 in Beverly Hills, Calif.
Rita OraSamirHussein/WireImage
Rita Ora attends the Ralph & Russo and Chopard dinner during part of Paris Fashion Week on Jan. 25, 2016 in Paris, France.
TinasheDimitrios Kambouris/WireImage
Tinashe attends the 2016 MTV Video Music Awards at Madison Square Garden on Aug. 28, 2016 in New York City.
(billboard)