Furby teardown

Furby components:

2 capacitive sensing foil strips (head and around back and sides)
1 capacitive sensing wire ironed into front fur with connector
1 piezo element to right of mouth
1 microphone to left of mouth
1 or 2 LED lit monochrome LCD panels for eyes?
4 AA batteries
1 IR emitter/detector pair above eyes?
1 momentary switch in tail
1 geared motor driving