“The Brain Parasites!” Written by Doug Moench. Pencils by Bill Sienkiewicz. Inks by Bruce Patterson. Cover by Bill Sienkiewicz and Joe Sinnott. The Fantastic Four take a vacation to Pennsylvania! However, there is no rest for the four heroes as a meteor impact brings bizarre trilobite creatures to the FF’s lakeside resort. Can the FF track down the alien parasites? Meanwhile, Franklin Richards’ powers are growing stronger every day.