Misc: Who controls more than 80% of the world's rough diamond supply?

Questions

Which group did Paul Weller form after the Jam?

Where in britain was the first combined heart and lung transplant performed?

Who shot himself mortally in the mouth in Idaho in 1961?

Who played Henry Crun,Lance Brigadier Grytpype-Thynne and Bluebottle?

What is caviar?