Listen to Aprender a Ser Feliz online. Aprender a Ser Feliz is an Instrumental language song and is sung by Dias Felices Maestro. Aprender a Ser Feliz, from the album 25 Canciones para Animarse - La Música Instrumental que te Hará Sentirte Feliz y Alegre, was released in the year 2018. The duration of the song is 5:56. Download Instrumental songs online from JioSaavn.