American Idol Finalists Croon Carey Matt Richenthal at April 15, 2008 9:11 pm. Comments We'll post a more detailed review tomorrow, but tonight we simply wanna know:Which was your favorite American Idol performance on Mariah Carey night? Leave a comment. Let us know. Edit Delete Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.