Tunak Tunak Tun was released by Indian singer Daler Mehndi in 1998 and later became a global internet favourite thanks to its colourful, dance-heavy music video and endlessly repeatable hook. Death Note, originally a Japanese manga that became a widely watched anime series in the mid-2000s, is known for its tense psychological battles and dramatic confrontations. Online editors began pairing the two for comic contrast, using the cheerful song to undercut a dark reveal or turning a light moment suddenly sinister, and that mismatch has kept the combination popular in short-form anime and meme edits.