Released in by JWT Delhi, the advertisement featured two animated CGI squirrels performing a playful, Bollywood-style rendition of the classic song "Kaante Nahin Kat Te" . The commercial followed a young man taking a break with a KitKat, only to witness a male squirrel serenading a female squirrel in a park.
Because this is a legacy commercial sound, you won't find it on official music streaming platforms like Spotify or Apple Music. Instead, it is hosted on community-driven ringtone sites:
Kit Kat Squirrel ringtone by coolguygarvit - Download on ZEDGE