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Watch Mark Malkoff Get Carried Around NYC in an Adult-Sized Baby Bjorn

Back in 2010, Mark Malkoff was carried 9.4 miles by random strangers in NYC. In his latest video, he's getting carried around NYC again - but this time he's in a make-shift Baby Bjorn and being carried by Grizz Chapman from NBC's 30 Rock.

YouTube Lets Users “Turn Off The Lights” On Videos For Earth Hour

Tonight at 8:30 PM is Earth Hour—an hour where hundreds of millions of people, businesses and governments around the globe will turn off their lights to help the environment.  YouTube is getting involved in a unique way, but letting users flip a light switch on video pages