here's lana zak. >> reporter: from pink houses to private jets. manny is an instagramer's dream.search for the most famous artist on google, you'll find this guy. >> that's a key take away is that the internet isn't real. surprise. >> reporter: the most famous artist you've never heard of many who's the most famous artist? >> the most famous artist is an idea. anyone that believes they're the most famous artist is the most famous artist. >> reporter: that's not true. >> it is. >> reporter: no. >> the whole idea is thaw can be whoever you think you can be. one day a few years ago i decided i wanted to be the most famous artist and i became it. >> reporter: how did you achieve it. >> selfie-worthy murals. >> reporter: he's also perfected optimization by giving himself the most famous artist moniker in 2004. what kind of ego does one have to have to call themselves the most famous artist? >> ironically, i'm trying to approach life with a lot less ego. >> reporter: he takes us behind the scenes in his studio to reveal that the most famous artist isn't just one person. >> this is toby