Ever start listening to a new song and think it sounds a tad bit familiar? It isn't deja vu — it was probably just ripped off.
Chad Neidt set out to find the copycats in the music industry by playing two different songs simultaneously on his guitar.
See also: 46 Songs You're Singing Wrong
Some of the similarities are expected — every Nickelback song sounds the same — but who would have thought that Eminem and Kelis have similar beats in their hit singles?
BONUS: 15 A Cappella Covers of '90s Theme Songs 15 Acapella Covers of 90s TV Songs 1. Teenage Mutant Ninja Turtles Video: YouTube, nmckaig 2. Nickelodeon Medley Double Dare, Doug (Killer Tofu), Angry Beavers, Nickelodeon jingle Video: YouTube, ferris2600 3. Pokemon Video: YouTube, Houston Kraft 4. TGIF Medley Full House, Dinosaurs, Hanging with Mr. Cooper, Family Matters, Boy Meets World, Perfect Strangers, Step By Step Video: YouTube, Chris Thompson 5. Doug Video: YouTube, Eight Beat Measure 6. Cartoon Medley Powerpuff Girls, Fairly OddParents, Magic School Bus, Arthur, Animaniacs, Hey Arnold!, Kim Possible, Pokemon, Alvin and the Chipmunks Video: YouTube, FleetStreetSingers 7. The Fresh Prince of Bel-Air Video: YouTube, UBCacappella 8. The Little Mermaid: The Animated Series Video: YouTube, Joel Hawkins 9. One Saturday Morning Medley One Saturday Morning theme, Recess, Magic School Bus, Arthur, CatDog, Doug Video: YouTube, Slender James 10. Duck Tales Video: YouTube, DemonTomatoDave 11. Hercules: The Animated Series Video: YouTube, alfieism 12. Cartoon/ Live-action Mash-up The Simpsons, Law & Order, Friends, Full House, Teenage Mutant Ninja Turtles, The OC, Saved By The Bell, Captain Planet, America's Funniest Home Videos, Doug, Chip 'N Dale's Rescue Rangers, and Family Guy Video: YouTube, Pennharmonics 13. Sitcom Medley Baywatch, Family Matters, Full House, The Fresh Prince of Bell Air, Saved By the Bell Video: YouTube, farwelcm 14. Cartoon Medley Ducktales, Teenage Mutant Ninja Turtle, Animaniacs, Inspector Gadget, Ghostbusters, Darkwing Duck, Tail Spin, The Adams Family, Scooby-Doo, The New Adventures of Winnie the Pooh, Dexter's Laboratory, Chip and Dale, Tiny Toons, Donald Duck Video: YouTube, NovisUTD 15. Aladdin: The Animated Series Video: YouTube, danwright32 Image: Gaga by D Dipasupil/Getty Images for The Daily Front Row, Madonna by Ian Gavan/Getty Images.
Double Dare, Doug (Killer Tofu), Angry Beavers, Nickelodeon jingle
Full House, Dinosaurs, Hanging with Mr. Cooper, Family Matters, Boy Meets World, Perfect Strangers, Step By Step
Powerpuff Girls, Fairly OddParents, Magic School Bus, Arthur, Animaniacs, Hey Arnold!, Kim Possible, Pokemon, Alvin and the Chipmunks
One Saturday Morning theme, Recess, Magic School Bus, Arthur, CatDog, Doug
The Simpsons, Law & Order, Friends, Full House, Teenage Mutant Ninja Turtles, The OC, Saved By The Bell, Captain Planet, America's Funniest Home Videos, Doug, Chip 'N Dale's Rescue Rangers, and Family Guy
Baywatch, Family Matters, Full House, The Fresh Prince of Bell Air, Saved By the Bell
Ducktales, Teenage Mutant Ninja Turtle, Animaniacs, Inspector Gadget, Ghostbusters, Darkwing Duck, Tail Spin, The Adams Family, Scooby-Doo, The New Adventures of Winnie the Pooh, Dexter's Laboratory, Chip and Dale, Tiny Toons, Donald Duck