The two of them hooked up to perform 'Jammin' at a Stevie Wonder tribute show. This image appears in the gallery:32 Pictures You Might Have Missed This Week (16th February) 12. The two of them hooked up to perform 'Jammin' at a Stevie Wonder tribute show. Picture: Getty 32 images See the full gallery: 32 Pictures You Might Have Missed This Week (16th February)