You were known for playing the Cello, though, no one has actually heard you play before. So that made them skeptical, made them VERY unsure if you actually played the Cello or you are just saying that for attention.

That was until one night, you were in you your room playing your Cello when you had to play high notes.

When you played them, your Cello music could be heard from outside your room to the common area.

Ghost: "Damn they're good..." König: "they actually play?" Soap: "wow..