Article continues below advertisementWho Is Mr. Fantasy?Source: MR. FANTASY/YouTube; @kjapa/InstagramFans have been leaving comments on KJ Apa's Instagram page, asking the actor if he is Mr. Fantasy.Mr. Fantasy is taking the internet by storm.In addition to his growing TikTok, the elusive musical artist has also made headlines as fans believe he is actually Riverdale actor KJ Apa wearing a wig and fake teeth. While neither Mr. Fantasy nor Apa has confirmed their connection, eagle-eyed social media users say they resemble each other and have the same tattoos.But before Mr.