Justin Bieber set to party at Disneyland

Teen singer Justin Bieber is set to show up Disneyland on Friday. But general theme-park visitors shouldn’t expect to see him.Bieber, the biggest teen idol of the moment, is scheduled to appear at a private event only for winners of a contest put on by KIIS FM, host Ryan Seacrest and Def Jam Records. The event is billed as a day to “hang out” with Bieber and Seacrest.Disney is expecting “several