"What do you need to know, Charlie?"
"Well... I noticed that they don't eat chocolate. What do they eat?"
Wonka offered a condescending smile, something he was very good at doing. "Here they come now. I'll let them tell you... or, rather, sing it to you."
As the Bucket family became surrounded, the orange-skinned creatures began their familiar dance as they sang:
"Oompa-Loompa, doopity doo,
We snacked on Mike Teevee, fed well on the Gloops,
Drank the juice of Violet the blue-
Berry, and found Salts hard to chew!
....Now we'll eat you."