The ultimate test begins as Casa Amor opens its doors; couples are tempted in "Spin the Bottle."

Casa Amor and the villa face off in "Raunchy Races"; new connections threaten the current couples.

The villa takes on Casa Amor in the food transfer challenge; the girls in the villa receive a video.

As Casa Amor ends, the Islanders must decide whether to stay loyal or recouple with someone new.

Tensions reach a boiling point after the explosive recoupling that left five Islanders single.

The Islanders find out what America thinks of them in a messy game of "You Drive Me Crazy."

The drama heats up as the Islanders attend "Movie Night" and find out what went on during Casa Amor.

"Movie Night" concludes; a surprise recoupling results in three Islanders being dumped.

The new bombshell chooses three girls for dates and makes a decision that could change everything.

The Islanders unleash their competitive spirits as they face off in a "Summer Sports Day" challenge.

The Islanders show off their sexiest moves in "Hearts on Fire;" America's votes are revealed.

The Islanders are tested on how well they know their partners in the game "Mr. and Mrs."

Three of the remaining couples have emotional reunions with their loved ones via video chat.

The couples head to the altar in "Newlyweds"; the final four couples chosen by America are revealed.

Maura discusses the final four couples with Ariana, Cely and last year’s winners Hannah and Marco.

Ariana Madix reunites the Season 6 Islanders to discuss the most dramatic moments of the season.