Dun-Dun-Duuuuuun...
It means Dun-Dun-Duuuuuun... You don't know what happens next.
Dun-Dun-Duuuuuun... means you don't know what happens next.
dun dun dun dun dun dundundun dun dun dun dun dun dun dun duuuuuun dun dun
You're trying to look for the Wii song.
Do you know the name of the song that goes like: ''dun dun dun dun dun dundundun dun dun dun dun dun dun dun duuuuuun dun dun"?