On TV today

College basketball: Minnesota at Penn State (5 p.m., ESPN), Clemson at North Carolina State (5 p.m., ESPN2), Alabama at LSU (7 p.m., ESPN), DePaul at Providence (7 p.m., ESPN2),

The Big Bang Theory (7 p.m., Ch. 2): Wolowitz considers taking things with Bernadette to the next level; Leonard and Raj's sister rekindle their relationship.

Community (7 p.m., Ch. 5): After ingesting mysterious pills, Pierce thinks he is dying and gathers the group to bequeath his final gifts.

The Vampire Diaries (7 p.m., Ch. 15): Stefan tells Elena about a dark time in his past; Jonas tries to express his feelings to Bonnie and Jeremy; Damon plans a dinner party.

Sā€”ā€”ā€” My Dad Says (7:30 p.m., Ch. 2): Ed feels a strange connection to Henry's new online girlfriend; Bonnie and Vince get on TV when they help a reality star go house-hunting.

Perfect Couples (7:30 p.m., Ch. 5): Julia tries to make Dave feel more like a man; everyone gets food poisoning from Leigh's shrimp rolls; Rex attempts to start a prank war.

CSI: Crime Scene Investigation (8 p.m., Ch. 2): Langston testifies against a notorious killer; Nick gets a call telling him he is in danger.

The Office (8 p.m., Ch. 5): After 11 years of preparation, Michael is ready to debut his action movie.

Parks and Recreation (8:30 p.m., Ch. 5): Leslie, Tom and Ben try to spread the word about the Harvest Festival; Ben faces tricky questions about his past; Andy vies for April's affection.