[2] On August 11, 1991, The Ren and Stimpy Show premiered on Nickelodeon, serving as the company's flagship property.
[3] In 2001, 10 years after The Ren and Stimpy Show had premiered, Kricfalusi then created an animated series for Fox Kids in the United States and Teletoon in Canada, The Ripping Friends.
[5] During 1997, John Kricfalusi and his staff at Spümcø launched their web site, which aimed to deliver cartoons to audiences without television networks' censorship.
In 1997, John Kricfalusi directed a music video for Björk titled "I Miss You", a single that was released the same year.
[13] Although the company originally closed down in 2005 due to a lawsuit with (one of the animators on Ren & Stimpy), it was revealed in 2016 on Tumblr that Kricfalusi and Cartoon Network storyboard artist Gabe Del Valle are reopening the company, under the name Spümtwø, to produce bigger projects and are now looking for employees.
[14] The new studio's first project was stated to be a Ren and Stimpy short film slated to appear in front of The SpongeBob Movie: Sponge on the Run,[15] with the possibility of reviving the series.