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17 Celebrities I Didn't Realize Were Related By Marriage Until Now

Thanksgiving must be fun.

1. Blake Lively's brother-in-law is Bart Johnson (aka Troy's dad from High School Musical).

Bart is married to Blake's sister Robyn Lively.

Robyn and Bart holding hands on the red carpet

2. Mark Ronson's mother-in-law is Meryl Streep.

Mark is married to Grace Gummer, Meryl's daughter.

3. Ethan Suplee (remember from Boy Meets World?) is Juliette Lewis's brother-in-law.

Ethan is married to Juliette's sister Brandy.

Juliette, Ethan, and Brandy standing together

4. Julia Louis-Dreyfus's brother-in-law is Patrick Fischler (fromTwin Peaks and other stuff).

Patrick is married to Julia's sister, fellow actor Lauren Bowles.

5. Zooey Deschanel's brother-in-law is David Hornsby, aka Cricket from It's Always Sunny in Philadelphia.

David is married to Zooey's sister, Emily Deschanel.

David and Emily on the red carpet

6. Alfie Allen's brther-in-law is David Harbour.

David is married to Alfie's sister Lily Allen.

David and Lily on the SAG Awards red carpet

7. Penn Badgley's sister-in-law is Jemima Kirke.

Penn is married to Jemima's sister Domino Kirke.

Domino and Penn standing together

8. Priyanka Chopra and Sophie Turner are sisters-in-law.

Priyanka and Sophie standing together and dressed for a gala event

Each of them is married to a Jonas brother (Priyanka to Nick, Sophie to Joe).

Sophie, Joe, Priyanka, and Nick sitting together and making expressive faces

9. Cameron Diaz and Nicole Richie are sisters-in-law.

Cameron and Nicole smiling together

Nicole is married to Joel Madden, and Cameron is married to Benji Madden.

Nicole, Joel, Cameron, and Benji stand together

10. Emily Blunt's brother-in-law is Stanley Tucci.

Stanley is married to Emily's sister Felicity.

Felicity and Stanley

This also makes John Krasinksi and Stanley Tucci brothers-in-law.

Stanley and John standing with Justin Theroux with their arms on each other's shoulder

11. Lily Collins has multiple parents-in-law: Malcolm McDowell, Ted Danson, and Mary Steenburgen.

Lily married Charlie McDowell, Mary's son with Malcolm, her ex-husband. But Ted is part of the family now, so he's her other father-in-law.

Lily, holding a dog, with Charlie in a car

12. Peter Sarsgaard and Jake Gyllenhaal are brothers-in-law.

Peter is married to Jake's sister, Maggie Gyllenhaal.

Peter, Jake, and Maggie standing together

13. Patrick Wilson and Scott Foley are brothers-in-law.

Patrick is married to Dagmara Domińczyk, and her sister Marika Domińczyk (she played Eliza in Grey's Anatomy) is married to Scott.

14. Ashlee Simpson's mother-in-law is Diana Ross.

Ashlee is married to Diana's son Evan.

Evan and Ashley sitting together on a luxe couch

This also means Ashlee's sister, Jessica Simpson, and Tracee Ellis Ross are sisters-in-law (kinda) because Tracee is Evan's sister.

15. Eric Christian Olsen's sister-in-law is his TV wife, Daniela Ruah.

Daniela and Eric on the red carpet together

Daniela is married to Eric's brother, David.

David and Daniela together on their wedding

That also makes her the sister-in-law of Sarah Wright, who is married to Eric.

16. Jamie Bell and Joaquin Phoenix are brothers-in-law.

Jamie is married to Kate Mara, and her sister, Rooney, is married to Joaquin.

17. And finally, Eddie Murphy and Martin Lawrence are maybe future parents-in-law (????).

Eddie's son Eric and Martin's daughter Jasmine are together and in lurve.

Eric and Jasmine smiling together outdoors