Photo: Getty Images
1 of 20 Jack Antonoff and Scarlett Johansson went to the Professional Children's School in New York City - they even dated briefly!Photo: Getty Images
2 of 20 Jay Z and Busta Rhymes both went to George Westinghouse Vocational and Technical High School in Brooklyn, NY. “Me and Busta Rhymes actually had a rap battle in the lunch room,” Jay mentioned on 'Jimmy Kimmel Live!'. Photo: Getty Images
3 of 20 Lady Gaga and Nicky Hilton were classmates at Convent of the Sacred Heart in New York City. Photo: Getty Images
4 of 20 Gwyneth Paltrow, and Maya Rudolph attended Crossroads School in Santa Monica, California together.Photo: Getty Images
5 of 20 Nicki Minaj and Kelis also attended Fiorello H. LaGuardia High School together in New York City. Photo: Getty Images
6 of 20 Florence Welch and Jessie Ware both went to Alleyn's School in England. Photo: Getty Images
7 of 20 Nicolas Cage and Angelina Jolie attended Beverly Hills High School. They went on to star in 'Gone In 60 Seconds' together. Photo: Getty Images
8 of 20 Jennifer Aniston and Chaz Bono were BFFs at New York City's High School of Performing Arts. Photo: Getty Images
9 of 20 These officemates were once classmates at Newton South High School in Massachusetts. John was even asked to be in Novak's senior play! Photo: Getty Images
10 of 20 While Neil Patrick Harris filmed 'Doogie Howser, M.D.' during his time at La Cueva High School in Albuquerque, New Mexico, actor Freddie Prinze Jr was three years behind Harris at the same high school. Photo: Getty Images
11 of 20 Snoop Dogg and Cameron Diaz attended Long Beach Polytechnic High School in California together. In an interview with George Lopez, she got candid about her classmate. “Pretty sure I bought weed from him. I had to have.” Photo: Getty Images
12 of 20 Adele and Leona Lewis both attended the BRIT School. Photo: Getty Images
13 of 20 Rachel Bilson and Rami Malek attended Notre Dame High School together in Sherman Oaks, California. "We were in the same crew. We did the 'Crucible' together senior year, we were the leads in it together. We kind of kept in contact a little bit." Photo: Getty Images
14 of 20 Katharine Foster (neé McPhee) went to Immaculate Heart High School in Los Angeles Meghan Markle. "She was actually in my sister’s class — two years older than me. My sister did shows with her, I did two shows with her when I was a seventh-grader or eighth-grader," Katharine explained in an interview.Photo: Getty Images
15 of 20 Zendaya and Olympic gold medalist Gabrielle Douglas graduated from Oak Park High School together in 2015. Photo: Getty images
16 of 20 Jada Pinkett Smith met late rapper Tupac at the Baltimore School for the Arts in Maryland.Photo: Getty Images
17 of 20 Actor Timotheé Chalamet and Madonna's daughter Lourdes Leon both attended New York City's La Guardia High School of Music & Art and Performing Arts. The pair dated in high school.Photo: Getty Images
18 of 20 In the 90s, Liv Tyler and Kate Hudson attended Crossroads School for Arts and Sciences in California.Photo: Getty Images
19 of 20 John and B.J. weren't the only pair from "The Office" who went to high school together. Ed Helms and Brian Baumgartner attended The Westminster Schools in Atlanta and were in a few plays together. Photo: Getty Images
20 of 20 Both Lenny Kravitz and Nicolas Cage attended Beverly Hills High School, and while there, they worked on the same production of "Oklahoma". Photo: Getty Images