I contacted Ugobe about the problem via PleoBot.com and posted their reply. Apparently both videos were made for DEMO2006 and they were scripted. The real Pleo is still in development and is slated for a Christmas 2006 release.
This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/pleo-a-fake-ugobe-says-no-its-real