This is how The Return of the Skulls goes in The Skull Invasion.
[Skull Grinder, Skull Scorpio, Skull Basher, Skull Slicer, and Skull Warrior discuss their next move]
Skull Grinder: Do try to blend in my warriors. I don't want anyone to know you're there.
Skull Scorpio: We'll do the best we can.
Skull Basher: They won't even see us coming.
Skull Slicer: They never will.
Skull Warrior: I bet they can't wait for their surprise visit.