Callie is the cheeriest member of the pop idol duo known as the Squid Sisters in the Splatoon game. Along with Marie, she hosts Inkopolis News and Splatfest events, in which Inklings pick one of two sides and battle the opposing team in Turf War. These two cousins rose to fame after winning Calamari County's first annual Youth Folk-Singing Contest, and their remarkable voices continue to rock Inkopolis!