Today on TV

NFL (6:30 p.m., ESPN): Broncos at Patriots

Big Bang Theory (7 p.m., Ch. 2): Sheldon is afraid to drive.

Dancing With the Stars (7 p.m., Ch. 4): The remaining pairs perform.

Chuck (7 p.m., Ch. 5): Chuck & Co. have to attend Sarah's high-school reunion.

Terminator: Sarah Connor Chronicles (7 p.m., Ch. 13): Sarah tracks down another name on the list.

Gossip Girl (7 p.m., Ch. 30): Vanessa blackmails Blair.

How I Met Your Mother (7:30 p.m., Ch. 2): The wedding plans are jeopardized.

Two and a Half Men (8 p.m., Ch. 2): The guys run into Jake's former teacher.

Heroes (8 p.m., Ch. 5): Peter learns his father isn't dead.

Worst Week (8:31 p.m., Ch. 2): Sam invites too many people to the wedding.

Samantha Who? (8:30 p.m., Ch. 4): Samantha wants to be a volunteer in Africa.

CSI: Miami (9 p.m., Ch. 2): There's a murder in a hip fashion boutique.

Boston Legal (9:02 p.m., Ch. 4): A client sues a military hospital for malpractice after his brother dies.

My Own Worst Enemy (9 p.m., Ch. 5): Edward and Raymond have to kidnap a guy.