Season 12 premiered on January 16, 2013. Judges Jennifer Lopez and Steven Tyler left the show after two seasons. This season's judging panel consisted of Randy Jackson, along with Mariah Carey, Keith Urban and Nicki Minaj. This was the first season since season nine to have four judges on the panel. The pre-season buzz and the early episodes of the show were dominated by the feud between the judges Minaj and Carey after a video of their dispute was leaked to TMZ.
What website showed video of an altercation between Mariah Carey and Nicki Minaj?
TMZ