If you could spend an evening hanging out with a celebrity, who would you want to hang out with? An organization named CharityBuzz is an online auction site that allows people all over the world to bid on exclusive experiences with world-famous celebrities. All the money raised goes to support various charities. You can bid on a private tour of the Vatican, or a golf game with a professional golfer and caddies, or a behind-the scenes tour of Conan O’Brien’s show with Conan himself as your tour guide.

In the past, CharityBuzz has offered exclusive experiences like dinner and courtside tickets to a Dallas Mavericks game with Mark Cuban, attending a Hollywood movie premiere with Denzel Washington, a private meeting with soccer superstar Cristiano Ronaldo before one of his games. You can even…