Actually, he did accuse Carlos Mencia of stealing his jokes and many other comedian’s jokes.
There is a YouTube video out there of Rogan confronting Mencia on stage about his plagiarizing
There’s a lot of youtube videos of Rogan accusing a lot of comedians. That was basically his bread and butter after Fear Factor got canceled, the only thing keeping him semi-famous. Being comedy’s Atlanta Braves enforcing all the unwritten rules.