The Flynns and Flecthers go to the Sci-fi/Fantasy convention. Adrian is proud of his Lumpsharkbork costume, but Alex Weaver shows up with the same costume, and they challenge eachother to see wich costume is the best. Phineas comes with Julia to see the Ducky Momo stuff, and Candace once again comes disguised as Ducky Momo and gets chased by Julia.