Cool (West Side Story song) Cool (West Side Story song) "Cool" is a song from the musical "West Side Story". Leonard Bernstein composed the music and Stephen Sondheim wrote the lyrics. This song is known for its fugal treatment of a jazz figure, described by one writer as "possibly the most complex instrumental music heard on Broadway to date". In 2011, actor Harry Shum Jr. performed the song, as his character Mike Chang from TV series "Glee", in the third episode of season 3, "Asian F" (aired on October 4). An episode of "Animaniacs" features a parody version as "Coo Bird" sung by Bobby of
Stephen Sondheim The elder Hammerstein became Sondheim's surrogate father, influencing him profoundly and developing his love of musical theatre. Sondheim met Hal Prince, who would direct many of his shows, at the opening of "South Pacific," Hammerstein's musical with Richard Rodgers. The comic musical he wrote at George School, "By George", was a success among his peers and buoyed the young songwriter's self-esteem. When Sondheim asked Hammerstein to evaluate it as though he had no knowledge of its author, he said it was the worst thing he had ever seen: "But if you want to know why it's terrible, I'll tell you."