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Cameron Diaz and Nicole Richie -

The actress and the TV personality married Good Charlotte brothers Benji and Joel Madden, making them sisters-in-law.

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Ashlee Simpson and Tracee Ellis Ross -

Simpson is married to the actress' brother, Evan Ross, making them sisters-in-law.

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Ashlee Simpson and Diana Ross -

And, of course, that makes Diana Ross her mother-in-law!

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Kirk Douglas and Catherine Zeta-Jones -

Zeta-Jones is famously married to Michael Douglas and was very close to her late father-in-law and Hollywood icon, Kirk Douglas.

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Barbra Streisand and Diane Lane -

Lane became Streisand's daughter-in-law when she married Streisand’s stepson, Josh Brolin. They eventually got divorced.

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Chris Martin and Blythe Danner -

The Coldplay front man was famously married to Danner's daughter Gwyneth Paltrow for over a decade.

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Brad Pitt and Jon Voight -

During the Brangelina years, Pitt had a famous father-in-law.

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Naomi Watts and Pablo Schreiber -

The actress was married to Pablo's half-brother, Liev Schreiber, for 11 years.

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Billy Baldwin and Bijou Phillips -

Bijou Phillips' sister, Chynna Phillips, has been married to Baldwin since 1995.

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Casey Affleck and Joaquin Phoenix -

Affleck was married to Joaquin Phoenix's sister, Summer Phoenix, from 2006 to 2017.

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David Spade and Kate Spade -

Late designer Kate Spade married the actor's older brother, Andy Spade, in 1994. They got divorced in 2018.

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Antonio Banderas and Tippi Hedren -

The Spanish actor was famously married to Melanie Griffith from 1996 to 2015 making Tippi Hedren his mother-in-law.

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Kelly Clarkson and Reba McEntire -

The famous singers became in-laws when Kelly Clarkson married Reba McEntire's stepson, Brandon Blackstock. Sadly, Clarkson and Blackstock are now divorcing.

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Jenny McCarthy and Mark Wahlberg -

Jenny McCarthy is married to Mark Wahlberg's brother, Donnie Wahlberg.

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Stanley Tucci and Emily Blunt -

Tucci met Blunt's sister Felicity at Emily Blunt's wedding. They eventually got married in 2012, making the actors became in-laws. 

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Jake Gyllenhaal and Peter Sarsgaard -

The actors became brothers-in-law when Peter Sarsgaard married Jake Gyllenhaal's sister, actress Maggie Gyllenhaal.

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Patrick Wilson and Scott Foley -

The actors married sisters Dagmara and Marika Dominczyk, making them brothers-in-law.

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Julia Louis-Dreyfus and Patrick Fischler -

The 'Seinfeld' star's half-sister, Lauren Bowles, married actor Patrick Fischler in 2005.

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Beck and Giovanni Ribisi -

The music artist and the actor became brothers-in-law when Beck married Ribisi's twin sister, Marissa Ribisi, in 2004. Sadly, Beck filed for divorce in 2019.

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Liam Neeson and Vanessa Redgrave -

The English actress became Neeson's mother-in-law when he married her daughter, Natasha Richardson, who tragically passed away in a skiing accident in 2009.

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Michael Jackson and Elvis Presley -

Elvis' daughter, Lisa Marie Presley, was married to Michael Jackson from 1994 to 1996.

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Nicolas Cage and Elvis Presley -

And in 2002 it was the actor's turn to marry Lisa Marie. They divorced in 2004.

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See also - Celebrities with surprisingly stunning siblings

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