Johnny Carson's YouTube channel paid tribute to the longtime Mutual of Omaha's Wild Kingdom host, a frequent Tonight Show guest, who died this week at age 89. ALSO: Conan O'Brien's YouTube channel posted Fowler's 1998 visit to Late Night.
TOPICS: Jim Fowler, Late Night with Conan O'Brien, Mutual of Omaha's Wild Kingdom, The Tonight Show Starring Johnny Carson, Late Night