Well first you would have to audition for a small role in a TV show like Selena Gomez did for her small part on Suite Life of Zack & Cody. If the producers think you've got talent, they'll probably put you on a show.
nickelodeon
Its a tv show on nickelodeon and shes a star called victorious
Alasdair Gillis was a star of Nickelodeon's first hit show, "You Can't Do That on Television". Melissa Joan Hart, star of "Clarissa Explains It All" had a successful TV career after acting on Nickelodeon as a teenager.
The Penguins of Madacascar, it hasn't even come out on tv. It's on Nickelodeon.
I believe you are talking about the TV show 'Spongebob Squarepants', and if you are, you can watch it on Nickelodeon (Nick) and on Youtube.com
nickelodeon stars are famous actors from a television show.
nickelodeon
Its a tv show on nickelodeon and shes a star called victorious
She currently stars on the Nickelodeon show Victorious.
Icarly is the most popular tv show on Nickelodeon.
2005 by Nickelodeon
iCarly on nickelodeon
one direction does not have a tv show however they have appeared on Nickelodeon's tv show "you gotta see this"
Only Nickelodeon.
Eddie
ICarly
Alasdair Gillis was a star of Nickelodeon's first hit show, "You Can't Do That on Television". Melissa Joan Hart, star of "Clarissa Explains It All" had a successful TV career after acting on Nickelodeon as a teenager.