 For example, he wrote a special segment that dealt with the assassination of Robert F. Kennedy that aired on June 7, 1968, days after the assassination occurred.According to King, the process of putting each episode of "Mister Rogers' Neighborhood" together was "painstaking" and Rogers' contribution to the program was "astounding".Rogers wrote and edited all the episodes, played the piano and sang for most of the songs, wrote 200 songs and 13 operas, created all the characters (both puppet and human), played most of the major puppet roles, hosted every episode, and produced and approved every detail of the program.