Last Week Tonight with John Oliver: Televangelists

Blue whale makes a perfectly timed appearance.

Daniel LaRusso from 'The Karate Kid' exposed as the real bully 31 years later.

Grizzly bear having some fun rolling down a hill at Denali National Park in Alaska.

Cyclist stumbles upon a kangaroo zombie apocalypse while on a bike ride in Australia.

Usain Bolt gets taken out by cameraman on Segway after winning gold medal.