A shitstorm refers not to one bad thing happening, but to many bad things happening in a short period of time. Usually describes many unlucky, sad or just awful events pertinent to the person speaking.
Q: How was work today?
A: Sucked! It was one SHITSTORM after another!
The V6 version of the Ford Mustang, Like Pussy Mustang.
"I bought a new Mustang today!!" Is it the GT? "No, it's the Pusstang, but whatever."