sentences:  Several groups and even devout fans of the show derided the scene and its timing as "grossly insensitive" and "classless", while Irwin's widow Terri Irwin expressed concern that her children could one day see the episode.In the 2009 episode "Pinewood Derby" several world leaders were depicted, including Mexican President Felipe Calderón, failing to successfully deal with an international crisis.MTV withdrew the episode in Mexico, causing controversy amongst Mexico's "South Park" fans, who felt it was censorship; MTV denied this, claiming they had just failed to get permission in time to show the Mexican flag on TV.