Put on a Happy Face

Put on a Happy Face is a song from the musical Bye Bye Birdie. It was sung by Milhouse, Nelson, Database and Martin in How Munched Is That Birdie in the Window?.

Lyrics
Gray skies are gonna clear up Put on a happy face Brush off the clouds and cheer up Put on a happy face  Read more at http://www.songlyrics.com/bye-bye-birdie/put-on-a-happy-face-lyrics/#yYeukOgHxQukVOzY.99

Trivia

 * Second time The Simpsons use a "Bye Bye Birdie" song (Adults/Kids)