Speaking of The Osbournes... VH1 has picked Osbourne family matriarch Sharon to host its upcoming all-star tribute to Queen Elizabeth II. The concert — celebrating the queen's 50th anniversary on the throne — will take place in the garden of Buckingham Palace and feature performances by Sharon's hubby Ozzy, as well as Eric Clapton, Phil Collins, Aretha Franklin and Paul McCartney. VH1 will air highlights of the June 3 concert on June 9.