scheduled: Burt Lancaster; Gene Kelly; Helen Wood

Did you know that a brown bear became a war hero for the Allies during WWII? Or that a flying lawnmower once killed a spectator at a football game? What about the story of the 19th century doctor who ate vomit to understand how yellow fever is transmitted?

If you haven't, then brace yourself for The UnBelievable with Dan Aykroyd.

Each hour-long episode will open up our cabinet of curiosities to reveal the strangest-but-true stories in human history, brought to life through dynamic recreation, compelling graphics, and arresting archival. These seemingly tall tales all actually happened, and our cast of experts dives into the historical record to tell you how and why.

It's a bizarro barrage of people, places and events that prove just how weird our world can be.

Jeopardy! is a classic game show -- with a twist. The answers are given first, and the contestants supply the questions. Three contestants, including the previous show's champion, compete in six categories and in three rounds (with each round's "answers" being worth more prize money).

48 Hours is a CBS news magazine that investigates intriguing crime and justice cases that touch on all aspects of the human experience. Over its long run, the show has helped exonerate wrongly convicted people, driven the reopening -- and resolution -- of cold cases, and changed numerous lives. CBS News correspondents offer an in-depth look into each story, with the emphasis on solving the mystery at its heart. The program and its team have earned critical acclaim, including 20 Emmys and three Peabody Awards.

New single-camera comedy following four stylish and ambitious best girlfriends in Harlem, New York City: a rising star professor struggling to make space for her love life; a savvy tech entrepreneur always dating someone new; a no-filter singer; and a hopeless romantic fashion designer. Together, they level up into the next phase of their careers, relationships, and big-city dreams.

Come follow the adventures of the world's most lovable sponge and his starfish sidekick! Though they have the best intentions, SpongeBob and Patrick are always causing trouble… and plenty of laughs!

When he's not at the Krusty Krab grilling up some epic Krabby Patties, SpongeBob can be found jellyfishing with Patrick, blowing bubbles, or annoying his favorite neighbor, Squidward!

Bikini Bottom is home to the coolest creatures under the sea, and you CAN'T miss out on any of their adventures. Is mayonnaise an instrument? Watch SpongeBob SquarePants to find out!

Are you ready, kids? AYE AYE CAPTAIN!