Who wrote the song that was the A-side to the song "Summertime"?
Don't You Believe It: "Don't You Believe It" is a song written by Burt Bacharach and Bob Hillard and performed by Andy Williams. Don't You Believe It:  The song was the A-side to the song "Summertime". Summertime (George Gershwin song): "Summertime" is an aria composed in 1934 by George Gershwin for the 1935 opera "Porgy and Bess".
Burt Bacharach and Bob Hillard