26 Weird Animal Mating Habits from John Green and Mental Floss -- Can I just say how much I love John Green? He is hilarious and informative.
Mumford and Sons "Hopeless Wanderer" -- It's a bit old now, but I ran across this video again this week and had to include. Too funny!
And speaking of Mumford and Sons, here's an awesome remix of "I Will Wait" by Kulkid
Science, Religion, and the Big Bang from minutephysics -- I love Minute Physics, interesting, informative, and easy to understand.
Simon and Nick singing "Get Lucky" -- The only version of this song that I like...
And finally, for all the Game of Thrones fans out there...