WGN9 Chicago (WGN9)

Sheldon visits CalTech for the very first time; Meemaw tries to cheer up a jealous Missy; and Georgie is furious when Mary listens in on a phone call with his girlfriend. (Repeat).

It's a banner day for Sheldon as he bids a sad farewell to his "Fun With Flags" podcast. Meanwhile, Leonard, Howard and Raj probe a late professor's research in search of some hidden significance; and Bernadette is surprised when Penny reveals how her co-workers really feel about her. (Repeat).

While Raj eagerly awaits data from a space probe in which he was involved, Howard keeps distracting him. Later, dress shopping with Penny and Amy doesn't exactly prove to be a good fit for Leonard and Sheldon. (Repeat).

The Goldbergs pay homage to the classic 1980s John Hughes' film "The Breakfast Club" when the kids start off a new school year (and Season 4) by earning themselves Saturday detention courtesy of a new substitute teacher, who just happens to be their mom. (Repeat).

Erica and Lainey try to find Bill a love match using some new dating technology and Adam's fillmmaking skills. But they face some competition from Beverly, who insists on taking an old-fashioned approach to matchmaking. Meanwhile, a "failed" aptitude test leads Barry to decide to pursue being a gym teacher as Coach Mellor's apprentice. (Repeat).

Rachel gets promoted and hires herself a hunky assistant; Joey returns to "Days of Our Lives." Tag: Eddie Cahill. Terry: Michael Kagan.

Chandler fears he isn't photogenic; Ross and Phoebe date both halves of a divorced couple; Rachel's crush on her assistant (Eddie Cahill) goes too far when she sabotages his dating life. Helen: Julia Campbell. Melissa: Caroline Keenan.

Rachel and Phoebe compete to be maid of honor at Monica's wedding; Joey and Ross discover they enjoy taking naps together; an ex-girlfriend (Stacy Galina) makes Chandler look bad in Monica's eyes.

Chicago's wake-up news on WGN with the latest in local stories, sports, and weather. (Live).

Chicago's wake-up news on WGN with the latest in local stories, sports, and weather. (Live).

Chicago's morning news staple with the latest local updates. (Live).

Chicago's morning news staple with the latest local updates. (Live).

Chicago's morning news staple with the latest local updates. (Live).

Chicago's morning news staple with the latest local updates. (Live).

Morning insights on Chicago's food, entertainment, fashion, and wellness trends. (Live).

Chicago's midday news with comprehensive local coverage and sports. (Live).

Chicago's midday news with comprehensive local coverage and sports. (Live).

Get the latest news, weather updates, and sports analysis in Chicago. Stay informed with Spotlight Chicago. (Live).

Frankie and his former wife, Karen Leanne Dees, made headlines and were the subject of a Lifetime movie called "Baby Brokers." (Repeat).

After becoming intimately involved with a friend, a woman is accused of making false allegations of gun violence in order to have him removed from his home. (Part 1) (Repeat).

After becoming intimately involved with a friend, a woman is accused of making false allegations of gun violence in order to have him removed from his home. (Part 2).

Chicago's early evening news with local stories and sports updates. (Live).

Comprehensive evening news in Chicago, covering local news and sports. (Live).