What's the Kennection? #29

What occasion does everyone in Vietnam celebrate at once on Tet, their new year's day?

What did farmer Paul Vasquez see at Yosemite on January 28, 2010 that has earned 42 million views as a viral YouTube video?

When he was designed in 1981, what iconic character was inspired by photos of Albert Einstein, poet Carl Sandburg, and a pug dog?

James Polk was the first U.S. president to be what kind of candidate, a gambling term for a surprise winner?

What does the studio mascot Leo do twice at the beginning of MGM movies made since 1960?

What's the "Kennection"?