"Masquerade!" Written by Bill Mantlo. Pencils by John Byrne. Inks by Joe Sinnott. Guest-starring Dazzler. Herbie the Robot has been acting strangely in the past few issues. Is something wrong with the robot that is supposed to be the FF's helper? Apparently so, as the Fantastic Four battle Herbie throughout the Baxter Building! Final appearance of Herbie. Cover price $0.40.