Bonoitis
A disease that affects lead singers in bands or in their solo careers and causes them to become pompous assholes. The condition is named famously after Bono, the lead singer of U2, well known to be a pompous asshole.
Person 1: Have you heard of the lead singer Morrissey of the Smiths?
Person 2: Yeah, he totally has a bad case of Bonoitis.
Person 2: Yeah, he totally has a bad case of Bonoitis.