Description:With American Idol's recent game of musical chairs to find judges to fill two vacant seats, one of which has now been filled by Mariah Carey, executive producer Nigel Lythgoe has a proposition that would make selection process much easier for all parties involved. "For me, I would change the judges every single year," Lythgoe said when being interviewed about So You Think You Can Dance, which he also produces. "[I'd] do a big night of 'Here are your judges this year!' I think it would make an aw(3:00)