Listen to 1.2.3.4 Each online. 1.2.3.4 Each is a Hindi language song and is sung by Bhushan Dua, Kavita Paudwal, Neha and Paro. 1.2.3.4 Each, from the album Happy Birthday, was released in the year 1998. The duration of the song is 3:23. Download Hindi songs online from JioSaavn.