Not going to write the code for you, but I'll set you in the right direction.
Use math to figure out if you are aiming at the hologram simultaneously
Good for you
As he stated, it's supposed to be a pair of holographic wings. This IS in the help section for a reason, though, so don't expect it to work.
You could always learn E2 like i did.
1st: Get some E2s from the internet, study them, modify some values and look what it does.
Please don't ask people to make E2s in the Expression 2 Help topic.