When a Hollywood marriage ends, allegations of philandering often accompany the news. Sometimes, the third party is a regular person (like a flight attendant or the family babysitter). But we're always caught by surprise when the reported other woman -- or man -- is an equally famous person.

Click through the slideshow and vote for the person that you think is the worst alleged marriage wrecker -- from the Scottish heartbreaker who supposedly came between newlyweds to the screen legend who broke up a pal's marriage.

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  • Angelina Jolie

    In 2004, Brad Pitt allegedly fell for his <a href="http://www.usmagazine.com/celebrity-news/news/what-jennifer-aniston-thinks-of-brad-pitt-angelina-jolies-engagement-2012264#ixzz1wrQN7P9U" target="_hplink">"Mr. and Mrs. Smith" co-star, Angelina Jolie</a>, while he was still married to Jennifer Aniston. A media frenzy ensued, and soon after <a href="http://www.people.com/people/article/0,,1042412,00.html" target="_hplink">filing to divorce Pitt</a> in March 2005, Aniston opened up about the split, as well as Jolie and Pitt's <a href="http://www.wmagazine.com/celebrities/archive/brad_pitt_angelina_jolie#slide=1" target="_hplink">photo shoot as a married couple in <em>W</em> magazine</a>. "<a href="http://today.msnbc.msn.com/id/8797298/ns/today-entertainment/t/aniston-says-pitt-missing-sensitivity-chip/" target="_hplink">There's a sensitivity chip that's missing</a>," Aniston said of Pitt in an interview with <em>Vanity Fair </em>.

  • Elizabeth Taylor

    After third husband Mike Todd died, Elizabeth Taylor <a href="http://articles.nydailynews.com/2010-09-26/gossip/29440604_1_harry-karl-crooner-eddie-fisher-reynolds-for-elizabeth-taylor" target="_hplink">reportedly found comfort in the arms</a> of Todd's best friend, Eddie Fisher, who was married to actress Debbie Reynolds at the time. Soon after leaving Reynolds, <a href="http://www.time.com/time/magazine/article/0,9171,2022650,00.html" target="_hplink">Fisher and Taylor married</a>, making him the screen siren's fourth husband. When asked about her role in the dissolution of Fisher's marriage, <a href="http://news.google.com/newspapers?nid=1948&dat=19580911&id=j-YwAAAAIBAJ&sjid=HeAFAAAAIBAJ&pg=2835,1438181" target="_hplink">Taylor reportedly said</a>, "You can't break up a happy marriage. Debbie's and Eddie's never has been." As for Reynolds, she's apparently moved on from the affair. "I don't blame Elizabeth now -- now that I have more of a brain about it. At the time it was just such a shock to me," the star <a href="http://www.oprah.com/oprahshow/Carrie-Fisher-and-Debbie-Reynolds/7#ixzz1wwsVYHbi" target="_hplink">told Oprah in February 2011</a>.

  • Gerard Butler

    Before leaving for a <a href="http://www.radaronline.com/exclusives/2012/02/gerard-butler-completed-rehab-home-good-health" target="_hplink">three-week rehab stint</a>, Radar Online alleged that Gerard Butler had <a href="http://www.radaronline.com/exclusives/2012/03/gerard-butler-broke-marriage-home-wrecker" target="_hplink">broken up the marriage</a> of an unnamed newlywed actress. "They would exchange heated text messages, emails and phone calls," an anonymous source told the site. "She thought Gerard wanted to be in a relationship with her but then she found out he was involved with other girls, and hadn't been exactly honest with her about what was going on in his life."

  • Tori Spelling and Dean McDermott

    Tori Spelling and Dean McDermott <a href="http://blog.sfgate.com/dailydish/2008/03/13/spelling-knew-her-marriage-was-in-trouble-after-cheating/#ixzz1OFbjMEQl" target="_hplink">reportedly slept together</a> the first night they met, though they were each married to different people at the time -- Spelling to actor Charlie Shanian and McDermott to Mary Jo Eustace, with whom he had <a href="http://www.people.com/people/article/0,,20040326,00.html" target="_hplink">just adopted a newborn baby</a>. Spelling <a href="http://www.people.com/people/article/0,,1117511,00.html" target="_hplink">divorced Shanian</a> in October 2005, merely 15 months after their $1-million wedding, and <a href="http://www.people.com/people/article/0,,1191681,00.html" target="_hplink">eloped with McDermott</a> the following May. In her book "<a href="http://www.huffingtonpost.com/2011/02/23/celebrity-divorce-memoirs_n_826871.html#s244474&title=sTORI_Telling_by" target="_hplink">sTORI Telling</a>," which was published in 2008, the actress wrote of her split from Shanian: "It needed to end, but it could have happened in a nicer way." Spelling and McDermott, who star in the reality show, "Tori & Dean: Home Sweet Hollywood," recently announced that they're <a href="http://www.huffingtonpost.com/2012/03/23/tori-spelling-pregnant-baby-4_n_1375807.html" target="_hplink">expecting a fourth child</a>.

  • Madonna

    In July 2008, Alex Rodriguez's wife, Cynthia Scurtis, <a href="http://sports.espn.go.com/mlb/news/story?id=3475674" target="_hplink">filed for divorce from the New York Yankees slugger</a>. In her filing, she accusing him of emotional abandonment, "marital misconduct" and extramarital affairs. According to <em>The Telegraph</em>, Scurtis believed the the three-time M.V.P. was having an affair with <a href="http://www.telegraph.co.uk/news/celebritynews/2251995/Madonna-blamed-for-Alex-Rodriguezs-divorce.html" target="_hplink">Madonna</a>, who was married to Guy Ritchie at the time. The popstar denied the claims, insisting that she and A-Rod <a href="http://www.telegraph.co.uk/news/celebritynews/2251995/Madonna-blamed-for-Alex-Rodriguezs-divorce.html" target="_hplink">were just friends</a>.

  • Russell Crowe

    In July 2000, Meg Ryan and Dennis Quaid <a href="http://www.ew.com/ew/article/0,,276771,00.html" target="_hplink">announced they were separating</a> amid allegations of an affair between Ryan and her "Proof of Life" co-star Russell Crowe. A month before the filing, Ryan and Crowe were allegedly seen "cuddling, hugging, kissing" on-set, a <a href="http://www.people.com/people/archive/article/0,,20131801,00.html" target="_hplink">source told <em>People</em> magazine</a>. Quaid and Ryan's divorce was <a href="http://blog.sfgate.com/dailydish/2008/09/29/quaid-denies-ryan-is-moving-for-full-custody-of-son/" target="_hplink">finalized in 2001</a>. Meanwhile, the actress' relationship with Crowe <a href="http://www.usmagazine.com/celebrity-news/pictures/stars-caught-cheating-2009318/2771" target="_hplink">reportedly fizzled out</a> after a few months.

  • LeAnn Rimes And Eddie Cibrian

    In April 2009, rumors surfaced that LeAnn Rimes and Eddie Cibrian -- both married at the time -- were <a href="http://www.huffingtonpost.com/2009/03/17/leann-rimes-and-eddie-cib_n_176129.html" target="_hplink">having an affair</a> on the set of television movie "Northern Lights." Cibrian released a statement <a href="http://www.huffingtonpost.com/2009/03/17/leann-rimes-and-eddie-cib_n_176129.html" target="_hplink">denying the accustations</a>, while Rimes neither denied nor confirmed them. But, by December 2009, Rimes' husband, Dean Sheremet <a href="http://www.huffingtonpost.com/2009/12/19/leann-rimes-husband-files_n_398050.html" target="_hplink">had filed for divorce</a> -- a move that came just three months after Cibrian <a href="http://www.huffingtonpost.com/2009/12/19/leann-rimes-husband-files_n_398050.html" target="_hplink">split from Brandi Glanville, his wife of eight years</a>. Rimes and Cibrian <a href="http://www.huffingtonpost.com/2011/04/23/leann-rimes-eddie-cibrian-married_n_852841.html" target="_hplink">wed in April 2011</a>. Rimes later opened up about the circumstances <a href="http://www.huffingtonpost.com/2011/04/25/leann-rimes-on-affair-wit_n_853535.html" target="_hplink">surrounding her split and remarriage</a>, telling Great American Country, "I didn't have the tools to know how to do it the right way... I'm not glad it happened, but I know why it did."

  • Sienna Miller

    In 2008, Balthazar Getty had a highly publicized affair with Sienna Miller, culminated in a <a href="http://www.popsugar.com/NSFW-Topless-Photos-Sienna-Miller-Balthazar-Getty-Italy-1796219" target="_hplink">series</a> <a href="http://www.popsugar.com/Photos-Topless-Sienna-Miller-Balthazar-Getty-1787723" target="_hplink">of NSFW photos</a> of the pair enjoying an Italian getaway. Getty and his wife, Rosetta, soon separated, but by September 2010 the Gettys were <a href="http://www.huffingtonpost.com/2010/09/20/balthazar-getty-wife-rose_n_731137.html" target="_hplink">back together and opening up to <em>Harpers Bazaar</em></a> about the "challenging time" in their marriage. "I loved and missed my family too much not to make it work," the actor told the magazine.

  • Ben Affleck

    Ben Affleck and Jennifer Lopez met on the <a href="http://www.usatoday.com/life/people/2004-01-23-bennifer-timelilne_x.htm" target="_hplink">set of box-office bomb "Gigli" in early 2002</a>, while Lopez was married to second husband, Cris Judd. Three days before Lopez filed for divorce from Judd in July 2002, <em>People</em> reported that the actress was already introducing Affleck as her "<a href="http://www.people.com/people/archive/article/0,,20137732,00.html" target="_hplink">new boyfriend</a>" to friends. Though the pair known as Bennifer became engaged in November 2002, the relationship was over for good <a href="http://www.usatoday.com/life/people/2004-01-22-bennifer-breakup_x.htm" target="_hplink"> by January 2004</a>.

  • Evan Rachel Wood

    Dita Von Teese filed to divorce rocker Marilyn Manson in December 2006, after one year of marriage. Sources told <em>People</em> magazine that Manson's <a href="http://www.people.com/people/article/0,,20007918,00.html" target="_hplink">relationship with the Evan Rachel Wood played a part</a> in Von Teese's decision to file for divorce, though Wood claimed that she and Manson were merely <a href="http://www.people.com/people/article/0,,20045566,00.html" target="_hplink">"movie buddies" and only got together after</a> he and and his wife had split. Manson and Wood <a href="http://www.people.com/people/article/0,,20335115,00.html" target="_hplink">became engaged</a> in January 2010, but by <a href="http://www.people.com/people/article/0,,20413552,00.html" target="_hplink">August 2010</a> the pair had reportedly gone their separate ways.

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