VIDEO: Nicki Minaj Surprises YouTube Stars On 'Ellen DeGeneres'

10/13/2011

Three weeks ago, the pint-sized British performer, Sophia Grace Brownlee, 8, and her younger cousin, Rosie, 5, became online sensations when they belted out a spirited rendition of Nicki Minaj's "Super Bass" on YouTube, and were met with rave reviews.