Episode 273

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?

Bobby Flay and his chef friends mentor and coach the country's most-respected barbecue challengers in an intense competition. The coaches go head-to-head to inspire and nurture teams of specialty pitmasters from all over America. At stake is the title of Master of 'Cue and the opportunity to be featured in a new series on Food Network digital.

U.S. version of the British show Love Island where a group of singles come to stay in a villa for a few weeks and have to couple up with one another – those who fail to find a partner to couple up with risk being dumped from the island. Islanders are on the lookout for romance, but the road to love doesn't always run smoothly. Challenges abound with new Islander arrivals and dramatic twists as friendships and relationships form. In addition to choosing their partners wisely, Islanders must also win the hearts of viewers who have the opportunity to shape events on screen and ultimately crown one lucky couple the winner, who will then have the chance to walk away with both love and the cash prize.

Georgie & Mandy's First Marriage follows Georgie and Mandy as they raise their young family in Texas while navigating the challenges of adulthood, parenting and marriage.

In NCIS: Origins, young Leroy Jethro Gibbs starts his career as a newly minted special agent at the fledgling NCIS Camp Pendleton office where he forges his place on a gritty, ragtag team led by NCIS legend Mike Franks.