Somehow a broken figurine leads to WordGirl and TJ becoming glued together, back-to-back. Though TJ can't think of anything better than spending time with his favorite superhero, WordGirl is desperate to get unstuck. Unfortunately, she doesn't have much time to figure out a solution. Granny May is on a crime spree! Unfortunately for Becky, it's her turn to take home the class pet - a hairy, scary, crawly tarantula named Shaggy. Though she is afraid of the spider, it's her responsibility to care for him, which means when Dr. Two-Brains reveals his latest cheesy crime, Shaggy comes along for the ride.