Wiz Khalifa's "See You Again" has become the most-watched video on YouTube with 2,895,607,220 -- that's 2.895 billion -- views. It overtook Psy's Gangnam Style. "See You Again" was on the soundtrack of the 2015 action film Furious 7. The song -- which also features Charlie Puth -- paid tribute to the actor Paul Walker, who died in a car crash on November 30, 2013. Walker had acted in six of the seven Fast and Furious movies. "Gangnam Style" had become the most-watched video on YouTube video on December 21, 2012, and held the position for some 5 years. It currently has 2,894,509,456 views, just a few thousand short of "See You Again". It was also the first video to reach the one-billion-views mark. Justin Bieber's "Sorry" holds the third spot with 2,635,757,066 views. Trailing the top three are Mark Ronson's "Uptown Funk" featuring Bruno Mars, Luis Fonsi's "Despacito" featuring Daddy Yankee, and Taylor Swift's Shake It Off.