Person A: "Look at me, I'm efamous!"
Person B: "Congrats! You've been offered a full ride to Harvard for your hard work to efame."
Person A: *Sniff* "My life is complete."
Person C: "You need a life! Find a job, make some friends, and maybe get a girl."
Person D: "Fuck you, noob! I'm uber efamous LOOOOOOOOL."
Person C: "You're an idiot."
Person D: ...
Person D: "No U!"
Being efamous itself isn't necessarily pathetic. However, when one tries way too hard and/or brags about one's efamous status, then we have a problem.