The Rapper: Jay-Z
The Lawsuit: Wrestler Diamond Dallas Page sued him in 2005 for stealing his "Diamond Cutter" hand sign and turning it into the Roc-A-Fella hand sign
Why It Was Dumb: When people started to realize that Jay-Z was making a lot of money, they started suing him for the most trivial reasons. This was one of those reasons.
Photo Credit: The Daily Beast