You know what the really clever thing is? Throughout the whole episode we don't hear Tony say ANY word containing the letter R so as not to spoil the big reveal!
Very few shows that can still get you each time you see them.. You know the joke, you know punch line... you know when it's going to happen and it STILL gets you laughing each time..
John Sullivan is a writing genius, as this scene is absolutely hilarious. I just love the way Raquel looks at Tony when he comes on stage and then sings and we'll the rest is comedy history.