[dangus]

Same melody also works great for digereedoos. In fact, I'd enjoy the world cup a lot more if someone would break out a digereedoo and play it amidst all the vuvuzela players.

(lop lop lop lop lop lop loploplop loplop lop),

Aw, crap... I had tne wrong instrument in mind. What's the australian instrument that makes a persistent drone, that is spun on a long garotte tether?

[Slings and Arrows]

You're thinking of a bullroarer. But a didjeridoo works too.