Answer:
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
Though easy to spot, when allowed to plume, It is hard to see, when held in a room.
What comes once in a minute, twice in a moment, but never in a thousand years?
Tool of thief, toy of queen. Always used to be unseen. Sign of joy, sign of sorrow. Giving all likeness borrowed.
You throw me out when you want to use me and you take me in when you don't want to use me. Who am I?
If lightning strikes an orchestra who is the one most likely to get hit?