Lick the rollercoaster with 6 batteries attached

Finish all manual quests

Visit 5 trampolines in one jump, bouncing on each trampoline once

Lick the Hanging Glider

Make sure the Hillbilly never drives again

Why did you step in that? Yuck

Hold your own concert

Sacrifice the 3 Sanctum items

Find the Sanctum 2 Walker Statue

Have 10 gas canisters explode at the same time

Do no evil

Thrash the Goathenge