After introducing Madonna and Stevie Wonder's Prince tribute at the Billboard Music Awards with a touching speech over the weekend, Questlove took to Twitter to defend the two icons following backlash after their mediocre performance. While a lot of fans felt that Madonna's delivery of 'Nothing Compares 2 U' and 'Purple Rain' wasn't worthy of Prince, Questlove stated that comments like that are unfair for multiple reasons. Read below.