GERMAN police are investigating two hackers who allegedly stole songs from Lady Gaga, Justin Timberlake, Kesha and Kelly Clarkson, selling them online and forcing the advanced release of several singles.

The death toll at a weekend music festival in Germany rose to 20 today after a woman died from her injuries.

German prosecutors are investigating negligent manslaughter following the deaths of 19 people in a crowd crush at the Love Parade techno music festival.