1. Al Roker and Lenny Kravitz
The NBC weather personality and rock star are first cousins once removed.
2. Reba McEntire and Kelly Clarkson
Reba is the step-mother-in-law of the first American Idol winner.
3. Thomas Brodie-Sangster and Hugh Grant
The actors are second cousins once removed.
4. Nic Cage and Jason Schwartzman
The two actors are cousins.
5. Jenny McCarthy and Melissa McCarthy
The former Playboy model and Bridesmaids star are first cousins.
6. Emilio Estevez and Charlie Sheen
These two actors are brothers (their dad is Martin Sheen).
7. Peyton and Eli Manning and Taryn Manning
The football stars and Orange is the New Black star are cousins.
8. Jessica Capshaw and Steven Spielberg
The famous director is the step-father of the Grey's Anatomy actress.
9. Tom Cruise and William Mapother
The A-lister and former Lost cast member are first cousins.
10. Brooke Shields and Glenn Close
The model and movie star are second cousins once removed.
11. Brandy and Snoop Dogg
The R&B star and rapper are cousins.
12. Lily Allen and Sam Smith
The singers are cousins, though they've only met once in their lives.
13. Shirley MacLaine and Warren Beatty
These two famed actors are siblings.
14. Mariska Hargitay and Jayne Mansfield
The Law and Order: SVU star is actually Jayne Mansfield's daughter.
15. Jason Sudeikis and George Wendt
The former Cheers star is the SNL alum's uncle.