Knockout rounds four

The Real Housewives of Beverly Hills offers a glimpse inside the world of luxurious wealth and pampered privilege, where being seen and who you know is everything. These women are in the center of it all and they have the mansions, the cars, and the diamonds to prove it. From heiresses to entrepreneurs to a family of child actresses - they deliver the star power and the drama.

Criminal Minds revolves around an elite team of FBI profilers who analyze the country's most twisted criminal minds, anticipating their next moves before they strike again.

Set thousands of years before the events of The Lord of the Rings, this epic drama follows an ensemble cast of characters, both familiar and new, as they confront the long-feared re-emergence of evil to Middle-earth.

Eighteen to twenty castaways will compete against each other on Survivor. All castaways will compete to outwit, outplay, outlast and ultimately be crowned Sole Survivor.

On Last Week Tonight with John Oliver, John Oliver presents a satirical look at the week in news, politics and current events.