Dudu is a song by Turkish pop star Tarkan, released as the title track of his 2003 album and known for its upbeat, danceable chorus. As Nokia phones became a cultural symbol of the early 2000s, fans began recreating popular songs as simple monophonic ringtones, and this version turns Dudu into that familiar old-phone sound. Shared on soundboards and as a custom ringtone, it survives because it combines a well-known melody with instant nostalgia for a time when phones beeped instead of streaming music.