Justin Bieber hurt himself at his Paris concert. The singer ran into a glass wall backstage and suffered a mild concussion. He was able to finish the show, and later sent a Twitter message to fans saying he was going to be fine.<br/> <br />Madonna kicked off her new world tour in Israel. The MDNA show featured several dance routines, including a baton-twirling performance in cheerleader formation. After Israel, Madonna continues on to more than 20 European and Middle Eastern cities, followed by a tour of North and South America and Australia.<br/> <br />David Beckham delighted some London children when he paid a surprise visit to their school. Beckham wanted to praise the kids for their efforts in promoting Paralympic sports.<br/> <br />Finally, director Michael Mann will lead the jury at this year's Venice Film Festival. Mann is behind numerous box office hits, like "Ali," "Collateral," and "Heat." The 69-year-old will help decide the winner of Venice's prestigious Golden Lion prize. The festival will run from August 29 to September 08.<br/> <br />Bob Mezan, Reuters.
