1. "Do Over": In this WB series, a 34-year-old schlub is magically transported back to high school circa 1982. In the first episode, he hopes to redeem an embarrassing failure of his youth, when he developed stage fright while speaking to the school assembly. "That Was Then": In this ABC series a 30-year-old schlub is similarly spirited back to the '80s. He must deliver a big speech to his classmates in the first episode. 2. "MDs": ABC's Wednesday night doctor show is set in San Francisco. "Presidio Med": CBS' Wednesday night doctor show is set in San Francisco. 3. "Haunted" (UPN): An ex-detective visits his old partner at work and persuades the cop to let him walk off with evidence that will help his investigation. "Hack" (CBS): An ex-detective visits his ex-partner, whom he persuades to do a records search that will help his investigation.

