Watch the One Direction 2012 Olympics closing ceremony performance of What Makes You Beautiful in this video from the event.
The 1D guys rode in on a flatbed truck singing their hit song and they were great!
One Direction joined a star-studded lineup of performers at the Olympics closing ceremony, appealing to Directioners worldwide.
Oh, and it looks like someone got some highlights in his hair!
Niall tweeted after the performance: "Omg that was unbelievable,highlight of out career, and the biggest audience we will ever play to 1 billion people! #ThankYouLondon2012"
Watch the 2012 Olympics closing ceremony livestream.