8-10PM Fox, TV-PG-DL Inside Look Season Premiere So You Think You Can Dance "While So You Think You Can Dance has wooed the dancing illiterate with West Coast swing and krumping, one esteemed style has yet to break through: ''I would like to do one or two ballet routines,'' says judge and exec producer Nigel Lythgoe. ''That was the basis of most dance.'' Don't worry ? as per usual, body parts other than the tiptoes will also get a workout. ''Somebody went from [spinning on] their elbow to one part of their neck,'' marvels judge Mary Murphy. ''You're sitting there thinking, 'Is that a mistake? No, he meant to do that. Ouch!''' ? Adam B. Vary" 9:30-11PM NBC, TV-14 Season Premiere Last Comic Standing "Let's review the rules: (1) Limit props to just a guitar, please; (2) no jokes about punching babies (shocking how often that comes up); (3) be amusing. Six seasons in, few comics heed rule 3. Tonight clears out the flop sweat so (slightly) funnier yuksters can vie for $250K and bragging rights ? assuming there are any. B"