. . . . . . . . . . . "Ghostbusters 2-20 is the twentieth issue in the second volume of the ongoing Ghostbusters comic book series by IDW Publishing. It is the eighth and final issue of the Ghostbusters 30th Anniversary 8-issue maxi-event, \"MASS HYSTERIA!\""@en . . . "Ghostbusters 2-20 is the twentieth issue in the second volume of the ongoing Ghostbusters comic book series by IDW Publishing. It is the eighth and final issue of the Ghostbusters 30th Anniversary 8-issue maxi-event, \"MASS HYSTERIA!\""@en . . . "IDW Publishing Comics- Ghostbusters 2-20"@en . . . . . . . "IDW Publishing Comics-"@en . . . . "Ghostbusters 2-20"@en . . . . . . . "225"^^ . "2014-09-24"^^ . . . .