That Happened This Year? Jennifer Lopez Joins the Judges Table On 'American Idol,' Reinvigorating Her Career

Welcome to "That Happened THIS Year," MTV News' look back at the huge entertainment stories that were absolutely everywhere for a hot minute in 2011 but feel like they happened forever ago or faded so quickly from our collective memories that when we were brainstorming the year that was, we literally couldn't believe they happened [...]

Source: http://newsroom.mtv.com/2011/12/19/jennifer-lopez-joins-american-idol-that-happened-this-year/

Sarah Pahlin Ashton Kutcher Gwyneth Paltrow Mariah Carey Lady Gaga