Twice each day we scan our YouTube metrics as well as websites on the cutting edge of internet culture to discover the most buzzed about videos.

Ok Go and The Muppets	Jorge and Alexa Cover Adele	Branson Home Fire	Portal 2 Proposal

1. OK Go's "Muppet Show Theme Song" collaboration is spreading quickly on social media today.
2. Jorge and Alexa -- of "Home" fame -- deliver another duet cover of a hit song. As seen on The Feed.
3. Richard Branson shot this video of a fire at his home on Necker island. It's one of the most-viewed in Australia today.
4. One fan of the video game Portal 2 enlists the help of a level designer to develop a special level to help him propose to his girlfriend.