Dennis is Johnathan and Mavis's son and Dracula's grandson from Hotel Transylvania 2 and the adoptive brother of Peter B. Parker/Spider-Man in Who Framed Roger Rabbit 2.
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Dennis is Johnathan and Mavis's son and Dracula's grandson from Hotel Transylvania 2 and the adoptive brother of Peter B. Parker/Spider-Man in Who Framed Roger Rabbit 2.