E.I.Y.C. - E. I. Y. C. is the most disgusting way to tell someone they'

E. I. Y. C. is the most disgusting way to tell someone they're the worst.

My cousin said E. I. Y. C. when I told her her hair looked like a bird nest.

My neighbor said E. I. Y. C. when I told him his cat was fat.

My teacher said E. I. Y. C. when I fell asleep in class.