Denver Broncos wide receiver Andre Caldwell (L) forced out of bounds by Carolina Panthers safety Tre Boston after a 22 yard pass reception during the first quarter at Super Bowl 50 at Levi's Stadium in Santa Clara, California on February 7, 2016. [Photo/IC]

BEIJING -- American football is an unpopular sport in China and that is why many Chinese can hardly imagine how crazy the American fans were when the Denver Broncos upset the top-seeded Carolina Panthers to win Super Bowl 50 on Sunday.

One simple comparison, however, easily solved the problem.

"Super Bowl, a US Lunar New Year Gala," as Sohu.com put it.