You call Nick with a cell phone while you are underwater and under the influence of drugs
You have to email nick studios.
In the nick studios in Hollywood
Call them or write an email.
The show is taped at Disney's Hollywood Studios in California.
it depends on which section of the studio you wish to contact
Kaufmann Astoria Studios
Nick Park of Aardman Animations, Ltd. (also known as Aardman Studios)
By sending a mail or e-mail to the Nickelodean studios.
You can contact Nick Clegg at nickclegg @ sheffieldhallam.org.uk (remove spaces) or by using the Related Links section of this answer.
get his email
Nickelodeon Studios was closed in 2005 from Orlando Florida because it was loosing guests. But there another one in Los Angeles CA that is still open. Orlando's Nickelodeon Studios is scheduled to open again in 2042.
Trafalgar Studios is located in Santa Barbara, California. If you contact them through their official website, a dedicated agent will be happy to give you their address.