This is the Oompa Loompa song, as from the movie "Willie Wonka and the Chocolate Factory". It's correct as far as my knowledge takes me.

Introduction
G -------------------------------------
D -------------------------------------
A -5-0-5-0-5---------------5-5---------
E ------------8-6-8--8-6-5-----8-6-5-3-

First Riff
G -7-7-9-10-10-9-7--------
D -----------------10-9-7-
A ------------------------
E ------------------------

Second Riff
G ----------------------
D -5-5-7-8-8-7-5-7-8-10-
A ----------------------
E ----------------------

Third Riff
G -7-7-9-10-10-9-7--------
D -----------------10-9-7-
A ------------------------
E ------------------------

Fourth Riff
G --------------------------
D --------------------------
A -3-5-3-5-7--7-8-5-7-3-5-2-
E --------------------------

Conclusion
(You can either play this on the A and E, or my preference -- the G and D.)
G -------------------------------------
D -------------------------------------
A -5-0-5-0-5---------------5-5---------
E ------------8-6-8--8-6-5-----8-6-5-3-