It is the 25th anniversary of the Nickelodeon animated series Hey Arnold! In honor of the occasion, the cast and crew of the series come together to recollect on their memories of working on the show, answering fan questions, and other fun surprises. Cast and crew appearing on the livestream consist of: Craig Bartlett (Creator, Executive Producer) Jim Lang (Composer) Rachel Lipman (Writer) Joseph Purdy (Writer) Jonathan Greenberg (Writer) Justin Shenkarow (Voice of Harold Berman) Dan Povenmire (Storyboard Artist, Director)