Now this is taking Viral Marketing to the Next Level

The three people were spotted flying around the skies of lower Manhattan last Friday, causing a lot of double-takes and dropped jaws from onlookers.

But while it appeared to be a sight straight out of a comic book, it was actually a clever bit of viral marketing for this week's upcoming film "Chronicle." Those aren't people in the air, but some very intricately designed radio-controlled airplanes. Watch the video of their flight, to learn how it was done.