"Twins Atticus and Esmeralda Fetch are the best pet finders in Thorns Hollow -- a town where people have a lot of pets, and those pets often get lost. But when a lost dog leads them to an old, Victorian house on the edge of town, the twins find their world turned upside down. This creepy house contains a portal that leads to a whole other world -- a world where mythical creatures like trolls, fairies, and dragons are real. The secrets this mythical...

"When the mighty Mojo decides to give his powerful costume to them, Mo and Jo fight so much they rip it in half. Now each twin is only half as strong! Can they find a way to combine their powers, fight the evil Saw-Jaw and save their town?"--Page 4 of cover.

"Dipper and Mabel's summer vacation in Gravity Falls just keeps getting weirder. Besides working in their Grunkle Stan's 'Mystery Shack' with Soos and Wendy, the twins are off making new friends-- including a pig named Waddles and a resurrected historical figure-- and experimenting with everything from cloning to time travel"--Page 4 of cover.