This video is from the 131st edition of Ringling Bros. Barnum & Bailey's Circus (2001-2002).
It is Clown Alley's Spoof of the CBS show, Survivor.
This was filmed in Salt Lake City Utah in September of 2001.
The clowns in the gag here are:
Old Tribesman (Horn Blower) - Alan Ware
Ester (Big Mama) - Jay Stewart (Boss Clown)
Nanuk (Eskimo) - Albert Ramirez
Gilligan (Goofy Guy) - Darren Burrell
Bikini Model - Molly Pelley
Jungle Adventurer - Bryan Fulton
Latin Heart-Throb - Francesco Villares
Dr Flora Messenger (Dr Laura Schlessinger) - Pamela Ramirez
Host - Johnathan Lee Iverson (Ringmaster)