Club Penguin has released their 42nd field op, for the 28th of April. To start with, go to the Elite Penguin Force Command Room for your briefing.
Head over to the Coffee Shop.
Your spy phone will turn green. Click it, and complete the Field Ops by matching the shape.
If you are still confused, here is a video:
Check back next week for Club Penguin Field Ops 43 Cheats!