Listen to Learn The 1-2-3 online. Learn The 1-2-3 is an English language song and is sung by Rhap Salazar, Veatrice Salvador, Roberto Luis O. Sioson and Liezl Katrina D. Nieto. Learn The 1-2-3, from the album We Are 1 - A Musical Edu Training (Mother and Child Bonding & Learning Experience), was released in the year 2009. The duration of the song is 0:46. Download English songs online from JioSaavn.