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John Krasinski - John Krasinski went to school with…

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B.J. Novak - ‘The Office’ co-star B.J. Novak! The pair both went to Newton South High School in Massachusetts. According to PopSugar, Krasinski only got into acting because Novak cast him in a school play!

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Claire Danes - Claire Danes went to school with…

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Morena Baccarin - Morena Baccarin! The pair went to the New York City Lab School for Collaborative Studies.

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Adam Levine - Adam Levine went to school with…

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Jonah Hill - Jonah Hill! The duo attended Brentwood High School in California.

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Robert Downey Jr. - Robert Downey Jr. went to school with…

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Sean Penn - Sean Penn! They also went to school with…

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Rob Lowe - Rob Lowe! And, if you’ll believe it, there was also…

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Charlie Sheen - Charlie Sheen! All four actors attended Santa Monica High School in California. Their high school reunions must be amazing.

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Bradley Cooper - Bradley Cooper went to school with…

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Brian Klugman - Brian Klugman! The actor and the director went to school together in Germantown Academy in Pennsylvania.

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Cameron Diaz - Cameron Diaz went to school with…

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Snoop Dogg - Snoop Dogg! The unlikely pair both went to Long Beach Polytechnic High School in California. The best part? Diaz said in an interview on ‘Lopez Tonight’ that she thinks she bought weed from him while they were both studying there!

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Jennifer Aniston - Jennifer Aniston went to school with…

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Chaz Bono - Chaz Bono! The pair attended the High School of Performing Arts in New York.

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Scarlett Johansson - Scarlett Johansson went to school with…

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Jack Antonoff - Jack Antonoff! The actress and the guitarist from Fun actually dated in their time at the Professional Children’s School in New York, according to PopCrush.

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Zach Braff - Zach Braff went to school with…

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Lauryn Hill - Lauryn Hill! The actor and the singer both attended Columbia High School in New Jersey.

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JAY-Z - JAY-Z went to school with…

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Notorious B.I.G. - Notorious B.I.G.! The rappers both attended George Westinghouse Career and Technical Education in New York.

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Neil Patrick Harris - Neil Patrick Harris went to school with…

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Freddie Prinze Jr. - 90s star Freddie Prinze Jr.! The pair went to New Mexico’s La Cueva High School.

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Josh Harnett - Josh Hartnett went to school with…

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Rachael Leigh Cook - Rachael Leigh Cook! The actors both attended South High School in Minnesota.

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Matt Damon - Matt Damon went to school with…

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Ben Affleck - Ben Affleck! This bromance goes all the way back to their high school days at Cambridge Rindge and Latin School in Massachusetts.

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Kate Hudson - Kate Hudson went to school with…

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Liv Tyler - Liv Tyler! Both are children of stars, the pair attended Cross Roads High School in California.

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Ed Helms - Ed Helms went to school with…

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Brian Baumgartner - Brian Baumgartner! Better known as Kevin, these ‘The Office’ co-stars attended The Westminster Schools in Georgia.

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Jada Pinkett Smith - Jada Pinkett Smith went to school with…

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Tupac Shakur - Tupac Shakur! They attended Baltimore School of the Arts in Maryland, and were even friends! According to IMDb, they recorded a lip-sync video together to a Will Smith song. Who would have guessed?

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