Here is a tumblr gathering stupid animated gifs illustrating the lab life. Some examples are following. Yep, that's stupid and useless, but that's the whole purpose, actually.

When I went to a PhD defense for the first time

 When I got enrolled in a PhD program

 When I compare hypotheses with my advisor

When I’ve been binge-writing for 3 weeks

When graduation is getting closer

When I give tips to a new PhD student