This kicks off with the murder of one Adolf Schwartz (who bears a striking resemblance to another famous Adolf) by placing a ravenous piranha fish in his bathtub. Who did it No-one knows or cares, as ...
Doug Baily's father is weird, but a strange machine in the garage now makes him invisible too. Its a roller coaster ride of fun and hijinks as Doug tries to turn his invisible dad back to normal again...