One clear trend that's emerged from CES this year is that many, many smart home products are using Amazon's Alexa voice-assistance platform. Most of these devices are just spins on Amazon's Echo, a static speaker that sits on a shelf. But a few of the products packing Amazon's AI are really unique.

Meet LG's Hub robot. It takes Alexa's smarts, adds a screen and a dash of personality. LG's bot can dance along with music and display its own facial expressions as you interact with it. Watch the video above to see all it can do.