Stephen Hawking's cameos: 'I have been quite popular in my time'To play this video you need to enable JavaScript in your browser.This video can not be playedStephen Hawking's cameos: 'I have been quite popular in my time'CloseThe scientist appeared as a popular cameo in several hit television shows and sketches.SubsectionEntertainment & ArtsPublished14 March 2018Shareclose panelShare pageCopy linkAbout sharingRead description