With the wedding only a day away, Grace realizes how much she misses her father; Cassie takes Grace on a journey down memory lane to understand that Jake will always be with them; the clock is running out on Sam's quest to find the Forever Tree.

Teams of New York City musicians, a brother-sister duo from South Carolina and a pair of best friends from Los Angeles compete.

Rasheeda confronts Kirk about his secret communications with Jasmine, Karlie and Pooh agree to a polygraph to settle their beef, and Spice arrives in Trinidad for a concert.

The five remaining bakers start by making Toy Story-themed mini desserts perfect for a movie premiere party. For the Master Challenge, host Scott Conant challenges the competitors to each choose a character from Toy Story 4 to replicate in cake, and they have to include a flavor that speaks to the spirit of their character. Pastry chef Shinmin Li joins judges Jason Smith and Marcela Valladolid to eliminate one baker from the competition.

The auditions continue in Los Angeles, as the judges search for the best dancers in the nation. Find out which dancers have what it takes to move on to the SYTYCD studio.

In the late 60s, Charles Manson entices dozens of young women to live with him in a California desert commune. The facade breaks when Manson orders his followers to commit a string of gruesome murders that 50 years later, still haunt the nation's psyche.

Corey breaks the news to his parents that he's moving to Ecuador; Laura is leaving her son behind to move to Qatar; Karine is disappointed in Paul; Sumit faces his parents as Jenny flies to India.

After years of vacationing on the island of Roatan, a couple has decided to just build the Caribbean in their back yard. Tony and Paul go all out to bring the tropics to Texas by designing a curvilinear pool with infinity edge, a sunken bar area, six water features and the beachiest beach entry they've ever built. There are also jumping areas for the couple's son and tropical planters for their pet chicken. With a few giant Sebastian palms topping it off, the guys fully turn the couple's little corner of the hill country into their own private Caribbean oasis!

The guys have high hopes when they uncover a sexy 1935 Auburn roadster on an Indiana farm, but end up with just a kiddie ride instead.

After a few years abroad, a couple has moved back to the beautiful homestead where they were married. They want an alluring yard that incorporates the stunning natural beauty of their cliffside property so Charles and Paul get to work. The enlarged yard area gets decked out with a giant deck bisected by a faux stream, a feature-filled pool with huge stone slab bridge, jumping boulders, infinity edge, baja shelf and even a slide.

Following a four-week journey from Paris to Copenhagen, Lister finds acceptance and appreciation in Danish high society, stepping out of her sartorial comfort zone to attend a birthday ball hosted by Queen Marie. When difficult news arrives from Shibden, Lister is faced with the decision to stay in Europe or go back home. In Scotland, a shocking discovery about Captain Sutherland leads Ann Walker to make a bold resolution about her future. An unexpected visitor to the farm threatens to expose Thomas Sowden's macabre secret.

Steve goes undercover as a school hall monitor; Roger and Stan go catatonic after witnessing a grisly escalator accident.

U.S. forces fight to the death against Hitler's massive surprise offensive to slow the Nazi advance allowing for the legendary defense of Bastogne.

The heroes of NASA's Apollo program faced a set of Herculean challenges before journeying to the moon, and new discoveries reveal the secrets of the rigorous program to turn the first astronauts into legendary cosmic explorers.

Danielle Brooks (Shakespeare in the Park's Much Ado About Nothing).

Actor Samuel L. Jackson; Former Secretary of Defense Ash Carter.

Will Arnett (Riviera), Ali Wong (Always Be My Maybe), Musical Guest King Calaway

Actor Mark Hamill; actor Bradley Whitford; musical performance by Lewis Capaldi.