Smoke Signals:
Three big puffs, two small, pause then two big puffs.
Morse Code:
…. . .-.. .-.. — –..– / -.-. — -. – .- -.-. – / — .
Drums:
Two short drum rolls, then 16 single bangs then insert last minute of the Moby Dick drum solo, finish with a fading drum roll.
Bat Signal
Just leave on
Letter:
You gotta be kiddin’ !!