Marroquin said in October he and co-star DeJesus are dating. He was previously married to fellow cast member Kailyn Lowry and share a son, Lincoln.
Unglert strung both women along on season three in 2017 and then chose Lombard. Schulman then left the show and Ulgert ended up changing his mind, telling Lombard that he loves Schulman. He and Lombard broke up, then rekindled their romance briefly after production ended. The three all appeared together on The Ellen DeGeneres Show in September. There, Ulgert said, "I see now looking back I could have handled things much, and I did handle things pretty poorly."
On episode 2 of Jersey Shore's debut season, titled "The Tanned Triangle," Mike got upset when he saw Sammi hooking up with Ronnie.
After Smiley and De La Rosa ended their engagement, he pursued a romance with Gretchen Rossi, and De La Rosa was not having it.
In 2009, years before he dated Murgatroyd, his now-wife and mother of their son, Chmerkovskiy was engaged for nine months to fellow Dancing With the Stars pro Smirnoff. The two remain friends and the three have often starred on the show together. Smirnoff left the series in 2015.
The rapper chose Deelishis (Chandra Davis) over New York (Tiffany Pollard) on season two of the VH1 dating show. New York then starred in her own spinoff, I Love New York.
Triangle? More like a quadrangle! Before the Countess and D'Agostino got engaged (and married) in 2016, he reportedly dated her co-stars Morgan and Singer. De Lesseps and D'Agostino filed for divorce in August 2017 after seven months of marriage. His infidelity, involving other women, was a major storyline on the show.
Cavallari has said that Laguna Beach producers wanted to focus on a love triangle involving her, her boyfriend Stephen Colletti and Lauren Conrad.
Despite the drama that played out on TV, Cavallari revealed on Bravo's Watch What Happens Live in 2012 that her relationship with Justin Bobby on The Hills was fake.