Via BirthMoviesDeath:
And it turns out that something has a name: Rowan. No, seriously, that's its name. Perhaps because he sensed that no one would believe him upon sharing this information, Pixel Dan had the foresight to capture a Mattel representative confirming Rowan's name (and very existence!) on camera. It happens around the :50 mark here:
https://www.youtube.com/watch?v=51GtaS9Vbow
But wait, there's more..
This guy shows up during a concert that Ozzy Osbourne performs in the show.
http://www.slashfilm.com/ghostbusters-ozzy-osbourne/
http://www.bostonherald.com/inside_track/the_inside_track/2015/08/did_ghostbusters_go_gangbusters_for_ozzy