Watch One Direction perform at the Olympics closing ceremony.
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.