A video of an entire subway car is going viral because they all sang the Backstreet Boys' "I Want It That Way" after a shirtless man was playing it on his speaker.
Normally, this is a situation most people would avoid, but everyone instead took out their phones and started belting out the lyrics! How awkward this must have been for any new passengers getting on halfway through the song.
Here's some of the footage people shot in the actual subway car: