This week marked the 32nd anniversary of the original Ghostbusters premiere. To celebrate Ghostbusters Day, the original cast met up with the reboot squad on Jimmy Kimmel Live!, and anniversary screenings popped up in theaters nationwide. There’s still a lot more goodness to come for Ghostbusters fans, however. In addition to the all-female reboot coming in July, Insight Editions will also publish an updated version of Tobin’s Spirit Guide, an illustrated catalog of the various types of ghosts in the Ghostbusters universe. Slimer, for instance, is a “Class V Full-Roaming Vapor,”