“Do a barrel roll” has become a trending topic on Twitter and elsewhere, thanks to an easter egg on Google Search.
Type the phrase in Google, and the screen will tumble around (it’s a barrel roll, after all). The same thing happens if you search for “Z or R twice.” If you’re feeling lazy, you can simply click here and see the effect for yourself. Because it was built in HTML5, it doesn’t work on all browsers. Firefox and Chrome seem to support it best.
Here's what Google had to say:
“Today’s fun query, ‘do a barrel roll’, was created by a Google software engineer with the primary goal of entertaining users — while showcasing the power of CSS3, a presentation feature of modern browsers,”
Source
Pretty awesome IMO, now go on and DO A BARREL ROLL!!!!
(It also work in Google images, videos and news as I just found out.)