In January, Jelynn guest-starred on the Nickelodeon show, Ned's Declassified School Survival Guide.
The episode Jelynn did is called, "Substitute Teachers & The New Kid." It was the 22nd episode of the second season and first aired on Saturday January 21, 2006. Like every other episode, this half-hour show features two independent stories. Jelynn plays a substitute teacher, Miss Modelle, in the first story.
Check you cable/satellite guide for when the episode airs in reruns on one of the many Nickelodeon channels. Online TV listings should also be able to provide air times.
Note: The website IMDB.com incorrectly credits Jelynn for the episode "Teachers & Detention."