Your event name is already on the screen. Shoot one session as if you were a guest, and let it print.
Check two things: that the faces are exposed the way you want, and that the strip design says what it should.
If the colour looks off or the design is wrong, stop and call (914) 825-5498 before guests start using it. Both are fixable in a couple of minutes.
Didn't solve it? Text (914) 825-5498. If it's your event night, lead with that — those go to the front of the queue.