According to Variety, Randy Jackson announced on Thursday that he is leaving American Idol at the end of this season. Jackson, one of the original judges, is set to leave the show after its 12th season. Jackson Told E! News, “After 12 years of judging on American Idol I have decided it is time to leave after this season. I am very proud of how we forever changed television and the music industry. It’s been a life changing opportunity but I am looking forward to focusing on my company Dream Merchant 21 and other business ventures.” American Idol will have its two-part finale on Wednesday and Thursday next week.