AMERICAN IDOL
Fox, 8:00 p.m. ET
Tonight’s episode identifies the Top 12 finalists for this season – and also brings, to a more central stage, Scott Borchetta as the new mentor for the 2015 contestants. As a record executive, his name may not be familiar – but since he’s the guy who signed Taylor Swift a decade ago, his ear (and eye) for talent cannot be denied. Singers gotta sing (sing sing sing sing), and signers gotta sign (sign sign sign sign)...