Happy Birthday Variations for Piano (12 Piano Variations in the Style of Famous Composers) is and Instrumental album released in 2021. There are a total of 12 songs in Happy Birthday Variations for Piano (12 Piano Variations in the Style of Famous Composers). The songs were composed by talented musicians such as Yu Chen and Zeljko Lopicic. Listen to all of Happy Birthday Variations for Piano (12 Piano Variations in the Style of Famous Composers) online on JioSaavn.