text: The tiniest songbook in the world (2 by 2 inches), a song that uses the word "heart" multiple times, and its success in remaining constant. Upadhyay recently set 19 records, including writing and releasing four songs in a single day, writing a song with only 18 letters, and writing songs with the names of 175 different countries' currencies. He also made songs with the names of more than 150 different tourist spots.