"Arthur," the iconic children's cartoon based on a series of books by author Marc Brown, ended its 25-season run on PBS with a series finale Monday night. The final episode, titled "All Grown Up," ...

Arthur is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.

Matt Damon once popped up on a hugely popular kids' cartoon, and the result was a lot stranger than a simple cameo.