Finn, Jake, Gumball, SpongeBob, Mickey and Bubbles saw the Blogg from The Shape of Me and Other Stuff by Dr. Seuss.
SpongeBob SquarePants belongs to Stephen Hillenburg/Nickelodeon.
Finn and Jake and Adventure Time belongs to Pendleton Ward/Cartoon Network.
Gumball Watterson and The Amazing World of Gumball belongs to Ben Bocquelet/Cartoon Network Europe.
Mickey Mouse belongs to Walt Disney.
Bubbles and The Powerpuff Girls belongs to Craig McCracken/Cartoon Network/Turner Entertainment Co.