Mary Hart is an American television personality and was the long-running host of the syndicated gossip and entertainment round-up program 'Entertainment Tonight' from 1982 to 2011, which is the longest running entertainment magazine show of all time. She was also Miss South Dakota 1970. Wikipedia*
On the C-SPAN Networks:
Mary Hart has two videos in the C-SPAN Video Library; the first appearance was a 2006 Ceremony. The year with the highest average number of views per program was 2012 with an average of 733 views per program.