This annual event urges men to grow moustaches to raise awareness about men's cancers and their associated charities.

The cast of the sitcom The Big Bang Theory surprised audience members with a flash mob playing the song "Call Me Maybe" by Carly Rae Jepsen.

Both the Israeli Defense Forces (@IDFspokesperson) and Hamas' militant group (@AlQassamBrigades) have been actively using Twitter as their propaganda channels since the beginning of the conflict in Gaza earlier this week. So is "live-tweeting updates from battlefield" a thing now?

Alessandro Grespan and Eleonora Rossi created this mashup of LCD Soundsystem's 2007 song "New York, I Love You But You're Bringing Me Down" and Miles Davis' improvisational jazz while "wasting too much time on the internet."

Non-stop Christmas carols, non-stop Christmas carols everywhere.