4. When you don't know how they do it.
https://twitter.com/OneMoreJoke/status/719204602994954241
5. When your calendar is just all red X's.
https://twitter.com/stillGLAMORUS/status/718076822290759680
6. When it sneaks up on you.
https://twitter.com/MeghanSunday/status/719981513027272704