Plagiarism is a no-no. In music, just like writing, taking someone's words or likeness is a forbidden thing you're never, ever supposed to do.
Here are a plethora of cases where a musician/band lost in court due to being guilty of plagiarism.
1. Robin Thicke And Pharrell vs. Marvin Gaye

2. The Beach Boys vs. Chuck Berry

3. Vanilla Ice vs. Queen/Freddie Mercury & David Bowie

4. Led Zeppelin vs. Willie Dixon

5. Led Zeppelin vs. Willie Dixon (again)

6. George Harrison vs. The Chiffons

7. Bad Bunny/Jowell & Randy vs. Missy Elliot

8. Bruno Mars & Mark Ronson vs. The Gap Band

9. Black Eyed Peas vs. DJ Lynn Tolliver

10. Oasis vs. The New Seekers
