The composer of many Streisand show tunes is Jule Styne, a five-letter name. Styne was an American songwriter and composer who wrote music for Broadway musicals and Hollywood films. He was particularly known for his work with Barbra Streisand, having written the music for her shows such as Funny Girl, Gypsy, and Hallelujah, Baby!. He also wrote the music for the classic Christmas song 'Let It Snow! Let It Snow! Let It Snow!'.