You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who plays jonathan's mom in hotel transylvania 2?" whose answer is Megan Mullally.
Each document should contain about 30 words, and these documents should contain useful information.

Query: cast of Hotel Transylvania 2
Useful Output:

Doc 1: The Voice Cast for Columbia Pictures/Sony Animation's and Genndy Tartakaovsky's "Hotel Transylvania 2" sequel to the 2012 orginal.
Doc 2: Support original, Buy original DVD/Blu-ray at Amazon
Doc 3: Hotel Transylvania 2 Cast & Crew Credits: Genndy Tartakovsky Adam Sandler Selena Gomez Mel Brooks Steve Buscemi Andy Samberg.
Doc 4: Cast & Crew · AB. Asher Blinkoff. Dennis · Adam Sandler. Dracula · Andy Samberg. Johnny · Selena Gomez. Mavis · Mel Brooks. Vlad
Doc 5: Introduced in Hotel Transylvania 2 · Dennis · Vlad Dracula · Bela · Crystal · Loughran family · Harry Three-Eye · Kakie · Phantom of the Opera.