The Big Bang Theory: Sheldon (Jim Parsons) goes on his first date ever in the season premiere (8 p.m. CBS).
Community: Betty White guest stars as an eccentric professor in the second season premiere (8 p.m. NBC).
My Generation: In the mockumentary style of "The Office," a documentary crew follows members of a high school class 10 years after graduation (8 p.m. ABC).
Bones: Brennan, Booth (Emily Deschanel, David Boreanaz) and the team reunite in the season premiere (8 p.m. Fox).
$#*.! My Dad Says: In this new series based on a popular Twitter feed, William Shatner stars as the dad (8:30 p.m. CBS).
30 Rock: Jack (Alec Baldwin) meddles in Liz and Carol's (Tina Fey, Matt Damon) relationship in the season premiere (8:30 p.m. NBC).
CSI: Crime Scene Investigation: As the 11th season opens, Langston (Laurence Fishburne) fights for his life after a serial killer (Bill Irwin) stabs him. With Justin Bieber (9 p.m. CBS).
The Office: In the season premiere, Michael (Steve Carell) refuses to fire the office assistant (Evan Peters) (9 p.m. NBC).
Grey's Anatomy: Season 7 opens with the staff still shaken by the shooting spree in last season's finale (9 p.m. ABC). Spinoff series "Private Practice" also returns (10 p.m.).
Fringe: Olivia (Anna Torv) fights to find her way home in the season premiere (9 p.m. Fox).
Outsourced: An American novelty company executive (Ben Rappaport) is reassigned to run a call center in India in this new comedy (9:30 p.m. NBC).
Baseball: The Padres visit the Dodgers (7 p.m. FS Prime).