adlel
Michael Phelps definitly MIchael Phelps
Michael Phelps. he has the most Olympic metals
personaaly their both good
mario
Michael Jackson.......Definatley!
lady gaga
Katy Perry
justin bieber
Adele is more famous
Are you guys crazy justin bieber is more famous and also good looking
adele is more famous and has won more awards
Spider-Man, because of the comic books being wide-known for much longer than Phelps has been famous.