Sophia Grace Brownlee and her cousin Rose McClelland, both from Essex, England, make up the duo Sophia Grace & Rosie. They quickly gained popularity, by making regular appearances on The Ellen DeGeneres Show, after posting a cover version of the Nicki Minaj song "Super Bass" that went viral on YouTube on September 19, 2011.

Sophia Grace & Rosie both appeared as guests in the broadcasting of the Disney Parks Christmas Day Parade in 2012.