Ed Sheeran Performs ‘Grade 8′ + ‘The A-Team’ on ‘Ellen’Ed Sheeran Performs ‘Grade 8′ + ‘The A-Team’ on ‘Ellen’Ed Sheeran was recently invited to 'The Ellen DeGeneres' show, on which he performed an acoustic version of his '+' song 'Grade 8.'Nadine CheungNadine Cheung