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

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

Magician proposes to his girlfriend on stage with a magic trick.

Miley Cyrus disguised as news reporter asks random people what they think of Miley Cyrus.

Didga the cat drops in at a skate park and tears it up.

Duck Army: Man trying to embarrass his girlfriend while shopping creates internet gold.