That was over 33 years ago in 1988.
Today he is 71, and has starred in 88 movies in total, 65 since Scrooged was released.
In Scrooged, I think Bill Murray looks:
Scrooged scores 6.7 out of 10 on The Movie Database.
Bill Murray's first acting role was as 'Nick Kessel (uncredited)' in Next Stop, Greenwich Village, released in 1976 when he was 25.