Nicki Minaj Sings 'Super Bass' with Sophia Grace (Full Version)

We were all surprised when we saw Sophia Grace and Rosie's amazing performance of Super Bass on YouTube, but today the surprise was on them! These two girls had no idea they'd get the chance to meet their idol, Nicki Minaj and even perform a duet!

#NickiMinaj
#TheEllenShow
#Ellen