Board Thread:General Discussion/@comment-25817630-20141205123618/@comment-25831458-20141208043848

.....*cough* Mighty Max *cough* Transformers *cough* TMNT 2004, all of those "kids" shows had main characters kick the bucket.

Not to mention Regular Show already killed off Rigby in the episode "See you There" and old, future Mordecai in the episode "No Rules".