After South African sprint runner Oscar Pistorius was sentenced to five years in prison for manslaughter, with a possible early release on house arrest, Twitter users expressed their outrage by mocking the short sentence with the hashtag #ThingsLongerThanOscarsSentence.

In clear violation of the very strict PSAT rules, high schoolers gathered on Twitter this week to commiserate about their experience taking the test.

When feminist video game critic Anita Sarkeesian tweeted that she had canceled a talk at Utah State University after receiving death threats, the hashtag #StopGamerGate2014 began trending worldwide by those who blamed the online movement for the harassment.

Videos featuring an animated sprite of professional wrestler Randy "RKO" Orton taking down victims with his back head slam wrestling move are currently trending on Vine.

The latest internet-famous pet is a very angry-looking Persian cat named "Garfi" from Turkey.