One Direction star Niall Horan is back on the market. The singer recently broke up with his drama student girlfriend Amy Green.
 
Horan, 19, began dating the 20-year-old aspiring model and actress in October after they met in a London nightclub. But the Irish star's busy career kept him from spending enought time with her, leading to the split.

A source told Britain's Sunday Mirror, "Sadly, it is over between Niall and Amy. He finished it because he didn't have enough time with everything he has to do. Understandably she was disappointed because she had been in a relationship before she st...

Dustin Hoffman pretended to passionately kiss One Direction star Niall Horan on the "Late Show With David Letterrman" on Friday.

When 1D took the stage, Hoffman, who was also a guest, also appeared. As the band of five squeezed onto the couch, the actor sat on the arm of the sofa and put his arm around Horan before nearly knocking him over with a pretend smooch.

Hoffman was heard saying, "I'll kiss you on the mouth, ready?" before covering Niall's mouth with his hand and pretending to make out with the star. The audience went crazy over the stunt.

The actor left the stage immediately aft...

One Direction star Niall Horan is set to undergo surgery after injuring his knee.

The Irish singer told fans during an online chat earlier this week he was suffering ligament issues and later revealed on his Twitter.com page he is on crutches and would need an operation.

In a series of posts, he writes, "Ya know the way I always had a bad knee, added to it playin ball the other day! Its messed up now! Operation time. I'm on crutches hahahahhaa! Funny as hell."

Horan is planning to schedule the procedure after One Direction's upcoming shows, and told fans, "I need about 2.5 months for...