feffer fever
Feffer fever is a disease cause by the love towards people with their last name ending in "Feffer." Most common names : rafe, eliza, gage, anne.
Guy: Dude the new "bieber fever" is Feffer fever, I'm so in love with that red head whose last name is Feffer in my science class.
Other Guy: I know, she's such a beb, and so is her cousin, whose last name is also feffer!
Other Guy: I know, she's such a beb, and so is her cousin, whose last name is also feffer!