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Norwegian director André Øvredal talks about his clever horror film Trollhunter during its run at the San Francisco International Film Festival.

To describe Trollhunter as...

In case you haven't heard, Rebecca Black pulled her "Friday" video from YouTube this week. Now what are we going to be "so excited" about?

Over here at Gadget Lab, we're so excited about robots.

We've seen robots that can crawl and walk, ones that can climb walls using electroadhesive film, and some that are a bit less talented, but just look darn good.

Today, we focus on bots that have one thing in common: These guys can dance.

Check out everything from the HRP-4C's uncanny valley-straddling popstar-style moves (above), to the cute, cheerful bouncing of the squishy yellow Keepon.

I wonder how...