Why Does Sideshow Bob Hate Bart on ‘The Simpsons’?

Although it wasn’t initially the plan, Bob has become an integral member of The Simpsons universe and has gone on to appear in more than 40 episodes as of Dec. 15, 2019, per Wikipedia. Of those 40 episodes, Bob had speaking appearances in 23 episodes and is featured as the main character in 14 episodes total.

Be sure to check out Bob, Bart, and the rest of the famed characters of The Simpsons Sundays at 8 p.m. EST on FOX.