The Simpsons Cartoon Studio
... that the cast members of The Simpsons provided their voices for The Simpsons Cartoon Studio, a computer program released in 1996 that lets users create their own Simpsons cartoons?
... that the <a class="mw-redirect" href="./List_of_cast_members_of_The_Simpsons" id="mwCeE" rel="mw:WikiLink" title="List of cast members of The Simpsons">cast members</a> of <i id="mwCeI"><a href="./The_Simpsons" id="mwCeM" rel="mw:WikiLink" title="The Simpsons">The Simpsons</a></i> provided their voices for <i id="mwCeQ"><b id="mwCeU"><a class="mw-redirect" href="./The_Simpsons_Cartoon_Studio" id="mwCeY" rel="mw:WikiLink" title="The Simpsons Cartoon Studio">The Simpsons Cartoon Studio</a></b></i>, a <a href="./Computer_program" id="mwCec" rel="mw:WikiLink" title="Computer program">computer program</a> released in 1996 that lets users create their own <i id="mwCeg">Simpsons</i> cartoons?