You wanted to know how nabaztag does work : just have a look.
NABAZTAG:TAG by Violet en français
Some moments of my life with NABAZTAG:TAG by Violet
NABAZTAG:TAG by Violet in italiano
Concert de Nabaztag
JESUITS - gadget @ TTS -Ep6- Nabaztag WiFi Rabbit
Nabaztag Opera (English subtitled)
Nabaztag on France 2