These Celebs Were Dumped in the Worst Ways Possible

It was like a slap in the face, once it was discovered that Brad Pitt was cheating with his Mr. and Mrs. Smith co-star Angelina Jolie. And just like that, Brangelina was born.

Their love triangle goes down as one of the most scandalous celebrity love triangles of all time.

She and Billy Crudup were together for seven years and expecting their first child when he left her for Claire Danes. Parker was seven months pregnant at the time and Crudup and Danes stayed together for three years. Ugh.

News broke that Arnold Schwarzenegger had a teenage son with the family's housekeeper — which she had around the time Maria had her and Arnie's youngest child. Which means both his wife and mistress were pregnant, under the same roof, at the same time. Anyone else need a shower?

And just like that, Arnold Schwarzenegger and Maria Shriver became one of the 22 messiest celebrity breakups ever.

The Internet almost exploded when photos of Kristen Stewart and director Rupert Sanders doing things with each other that they should've been doing with their significant others were published. At first, it seemed like the duo managed to survive cheating and stayed together, but the result? The end of K-Stew and R-Patz, and the end of Sanders' marriage to Liberty Ross.

Jude Law cheated on the actress with his children's nanny. That sound you heard is Law's first wife, Sadie Frost — who herself was cheated on by Jude and Sienna — laughing maniacally.

They were actually engaged for seven months before Sienna learned the news, calling things off, making them just one of 19 celebrity couples who broke off their engagements.

The singer received the text from Jai Brooks right before she had to go on stage. On the opening night. Of her first major tour. Dayum.

Russell Brand ended things with the singer via text as well, sending her a message on New Year's Eve that he was divorcing her.

You may also like: celebs who were way better off after breakups.

She learned that her relationship with Matt Damon was done at the same time as everyone else — when he announced that he was single while appearing on Oprah's show. Awkward much?

Joe Jonas broke up with her on the phone in a 27-second call. And that's where her hit songwriting skills were born.

There's no denying T.Swift's grown up in the public eye, and so have her girl-next-door curls. She's just one of 18 celebrities who give us major bangs envy.

The actress found hundreds (!) of texts between her husband, Tony Parker, and the wife of his former teammate, Brent Barry, that didn't have anything to do with basketball, or recipes, or their respective spouses.

Tiger Woods always seemed like a clean-cut kinda guy — until his wife and the mother of his two children learned of his serial cheating ways. Before they split, Nordegren chased Woods out of the house and smashed his car windows with a golf club. How fitting.

What happened next? The beginning of one of the nastiest celebrity divorces of all time.

The country star was married to Mutt Lange for 14 years before she learned of his affair with her longtime secretary, Marie Thiebaud. Shania found comfort in the arms of Marie's husband, Frederic and the two have been married and living happily ever after ever since.

Suspect you have a cheater on your hands? Don't miss our top 19 ways to tell if someone is cheating on you.

She and Calvin Harris seemed so happy together — until he took to Twitter to say that he and the singer were done. Which is how Rita found out.

Ethan Hawke cheated on her with the nanny and what's worse? He ended up marrying her.

She and Eddie Cibrian were happily married until he cheated on her with his Northern Lights co-star LeAnn Rimes (who herself was cheating on her husband, Dean Sheremet).

Jason Derulo ended their three-year relationship via a lame phone call. He got so much criticism for it, he had to defend himself during interviews. Aw, poor thing.

His 10-year marriage to Meg Ryan ended when she cheated on him with her Proof of Life co-star, Russell Crowe in 2000.

If a woman had tattoos, she was in Jesse James' wheelhouse. Too bad he was married to Sandy at the time.

Speaking of Sandy's exes, we miss her and Ryan Gosling! What, you forgot they dated? Read on for 20 celebrity couples you won't believe were once together.

The actress and Billy Bob Thornton were seemingly happily engaged. She went off to make a movie and while she was away, he MARRIED Angelina Jolie and Dern never heard from him again. The worst.

Chad Michael Murray cheated on his wife and One Tree Hill co-star — with Paris Hilton. Paris. Hilton. THIS might actually be the worst.

Remember when Farrow and Woody Allen had been married for a dozen years ... until the actress discovered nude photos Woody had taken of Soon-Yi Previn, the daughter Mia had adopted with ex-husband Andre Previn? Woody ended things with Mia and began a relationship with Soon-Yi, they're still together, and blech.