Watch 1,500 Complete Strangers Get Together to Sing "I Want it That Way''

There's a group out of Australia called the "Pub Choir" . . . and they get hundreds of strangers together for massive sing-alongs. They've done them in several different cities and they post the details online about how to be a part of it.

One of their videos that's making the rounds features some 1,500 people singing the Backstreet Boys classic "I Want It That Way" .



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