One Direction Score Fastest-Selling No.1 Single This Year!

One Directionhave scored their first Official UK No.1 Single with their debut track, Jennifer Lopez to this year's biggest first week sales title.

The likes ofMaroon 5 featuring The Saturdays complete the UK singles chart top five.

In the Official UK Album Chart,Ed Sheeran blasted his way to the top spot with his debut album, Example from the summit, while Laura Marling achieved the second highest new entry withJoe McElderry also feature in the countdown, while The Kooks' Junk Of The Heart entered the chart at No.10.

The Official UK Singles Chart Top 10:

1. (-) One Direction: 'What Makes You Beautiful'
2. (2) Maroon 5 ft. Christina Aguilera: 'Moves Like Jagger'
3. (1) Pixie Lott: 'All About Tonight'
4. (6) Olly Murs ft. Rizzle Kicks: 'Heart Skips A Beat'
5. (3) The Saturdays: 'All Fired Up'
6. (5) Example: 'Stay Awake'
7. (7) Calvin Harris: 'Feel So Close'
8. (8) Christina Perri: 'Jar Of Hearts'
9. (12) Will Young: 'Jealousy'
10. (4) Leona Lewis ft. Avicii: 'Collide'

SEE PICS OF ONE DIRECTION IN MTV'S GALLERY HERE!

CHECK OUT THE OFFICIAL UK TOP 40 IN FULL HERE!