On TV Tonight, Tuesday 3/17: THE BIGGEST LOSER, AMERICAN IDOL, and more… March 17, 2009 On TV Tonight AMERICAN IDOL “11 Finalists Compete” – 8pm Fox THE BIGGEST LOSER: COUPLES – 8pm NBC NCIS “Knockout” – 8pm CBS REAPER “The Sweet Science” – 8pm The CW THE MENTALIST “Bloodshot” – 9pm CBS Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)