MLB playoffs (6 p.m., TBS): Brewers at Cardinals
The Big Bang Theory (7 and 7:30 p.m., Ch. 2): Wil Wheaton invites Leonard and Sheldon to a party at his house; a wealthy donor makes Leonard question what he is willing to do for science.
High school football (7 p.m., KJZZ): Timpview at Springville
Community (7 p.m., Ch. 5): Things get strange when Troy and Abed throw a party at their new apartment.
Live From Lincoln Center (7 p.m., Ch. 7): A 50th birthday celebration for jazz musician Wynton Marsalis includes special guests Jared Grimes, Gregory Porter, Marcus Roberts, Mark O'Connor and Damien Sneed and Chorale Le Chateau.
The X Factor (7 p.m., Ch. 13): The contestants visit the judges' homes.
The Vampire Diaries (7 p.m., The CW): Caroline tries to make sure the Mystic Falls High School's senior prank night goes as planned.
Person of Interest (8 p.m., Ch. 2): Reese and Finch try to unravel a threat to a promising young doctor.
Grey's Anatomy (8 p.m., Ch. 4): The residents try to impress Jackson's mother, Catherine Avery, when she comes to Seattle Grace to perform a groundbreaking surgery.
The Office (8 p.m., Ch. 5): When Andy decides to throw a garden party at Schrute Farms to impress Robert, Dwight researches how to be a good host.Comment on this story
The Secret Circle (8 p.m., The CW): Cassie wrestles with secrets as she is torn between loyalties
Whitney (8:30 p.m., Ch. 5): Whitney and Alex try to out-romance each other.
The Mentalist (9 p.m., Ch. 2): Patrick Jane tries to prove a man carrying a gun at a political rally is planning to commit murder.
Private Practice (9 p.m., Ch. 4): A woman without a uterus asks Jake and Addison to help her have a baby.
Prime Suspect (9 p.m., Ch. 5): Jane suspects the wife in the mysterious death of a stockbroker.