Episode 248

Seth Meyers, who is Saturday Night Live's longest serving anchor on the show's wildly popular "Weekend Update," takes over as host of NBC's Late Night — home to A-list celebrity guests, memorable comedy and the best in musical talent.

As the Emmy Award-winning head writer for "SNL," Meyers has established a reputation for sharp wit and perfectly timed comedy, and has gained fame for his spot-on jokes and satire. Meyers takes his departure from "SNL" to his new post at "Late Night," as Jimmy Fallon moves to The Tonight Show.

From athletes and actors to tattoo artists, social workers and musicians - a diverse mix of teams will need to utilize their street smarts and savvy know-how to compete in the race of their lifetime.

Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit History series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?

With the most powerful clients in Europe, MobLand will see family fortunes and reputations at risk, odd alliances unfold, and betrayal around every corner; and while the family might be London's most elite fixers today, the nature of their business means there is no guarantee what's in store tomorrow.

MobLand follows two generations of gangsters, the businesses they run, the complex relationships they weave and the man they call upon to fix their problem.

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.