Rare footage of Bob Dylan's legendary 1960s performances at the Newport Folk Festival will be shown for the first time in a new documentary. Half the material in The Other Side Of The Mirror - Dylan At Newport has never been seen before, including footage of the folk superstar debuting his hit Mr. Tambourine Man at a songwriting workshop. The movie is set to premiere on U.K. TV channel BBC4 in October (07). Dylan played the Newport Folk Festival in Rhode Island in 1963, 1964 and 1965.