<P> Nelson Mandela Muntz is a fictional character and the lead school bully from the animated TV series The Simpsons , best known for his signature mocking laugh `` Ha - ha ! '' . He is voiced by Nancy Cartwright . Nelson was introduced in Season 1 's `` Bart the General '' as an antagonist but later turned into an on - and - off friend of Bart Simpson . </P>
<P> Nelson Mandela Muntz is a fictional character and the lead school bully from the animated TV series The Simpsons , best known for his signature mocking laugh `` Ha - ha ! '' . He is voiced by Nancy Cartwright . Nelson was introduced in Season 1 's `` Bart the General '' as an antagonist but later turned into an on - and - off friend of Bart Simpson . </P>
what is the bullys name on the simpsons
what is the bullys name on the simpsons
Nelson Mandela Muntz
Nelson Mandela Muntz