Bill Gates to guest on 'The Big Bang Theory' - CNN(01)

Mr. Arjun Spencer DDS
Bill Gates to guest on 'The Big Bang Theory' - CNN


Image gallery: Bill Cosby Net Worth

Bill Gates Fast Facts - CNN Bill Gates to guest on 'The Big Bang Theory' - CNN Bill Cosby's media inferno: On journalists reporting justice -- and Bill Cosby's PR team now says tour isn't about sexual assault Salon