STAGE TUBE: Jennifer Hudson Duets with 12-Year-Old Showstopper on 'Ellen'

When 12-year-old Savannah Robinson performed on 'The Ellen Degeneres Show' several weeks ago, she blew everyone away, including Jennifer Hudson.

Today Jennifer - who began her career on 'American Idol' and later won an Oscar for her role as Effie White in the film version of DREAMGIRLS - joined Savannah for an impressive duet. View the performance below!