Twilight Haunt Overdrive

There are problems, then there are Magic Clown type of problems...
What's a tired and hungry magic clown supposed to do when his favorite pizza place gets blown up, the ghost of a dead guy gets stuck in his van, the dead guy's ex-wife-with-surprise-supernatural-powers ends up in the van, then a spooky witch hitches a ride and sends the van into an alternate dimension where everything is dark and nasty and smells bad, too?
Put the pedal to the metal and drive faster.
Because all the bad things ...