Jaywalker of Islington

A person who threatens to start operating like a normal, proper human after getting his ass beat for fifteen minutes straight. But instead chooses to jaywalk four lanes of heavy traffic.

"Holy shit you are the Jaywalker of Islington"
"The rumours are true, they jaywalker of Islington is real"

Person One - "have you heard of the "ice truck killer?"
Person Two - "Nah, but you should watch out for the "Jaywalker of Islington"