What a wonderful and bittersweet kind of day! "Arthur" came to an end on Monday after 25 seasons, but episodes will still be available on PBS Kids.

The famous “clenched fist” meme from the animated TV series “Arthur” has turned 25. Here's how it went viral.

After the show's success, winning four Emmys and one Peabody Award over the course of 25 years, Brown is getting ready to say goodbye to Arthur later this year.