A downloadable add-on world for Dr. Lunatic Supreme With Cheese by McMonkeyMcBean and Eric.
Key of Lunacy awarded at Hub after beating Wreck The Halls.
A Nightmare on Elf Street (Squash Keychain)[]
Just mash badguys,grab the candles and Squash Keychain and leave via the You-Go on the far left of the level.
Gnome,Alaska (Hammer Keychain)[]
Hit the lit up barrel at the far left of the level for the Hammer Keychain.
Otherwise, just mash all the Gnomes,grab their candles and leave.
Silent Fright[]
Go all the way to the other side,grab firepower and Brains, then mash the ghosts for candles and a present, then leave.
Snow Wars (Rocket Keychain)[]
Grab the firepower,mash badguys, grab the red key at the top right, then head to the bottom right corner and grab the Rocket Keychain from there and grab the candles in the level and leave.
How the Clone Stole Christmas[]
Check this map, see where everything is in the level. Go around, grab firepower, mash badguys,grab Candles and Presents, mash your Clone,then leave. It's essentially one round through the forest back to the village.
Secret Level entrance to Boxing day is hidden in the middle of the map.

Boxing Day (Secret Level)[]
Just grab all of the presents and then mash Santa and leave. Yeah, it's weird.
A SPISPOPD Christmas Carol (Pumpkin Keychain)[]
Just visit the 3 eras of Christmas,mash all the Pumpkins, grab their Candles and Brains and before you finish the level, check the left of the hub for a hidden section,mash the ghost there for the Pumpkin Keychain and leave.
Wreck The Halls[]
Just a boss battle level. Save for Olaf,the rest are easy to beat. Candles are behind the trees.
Men in Red[]
Push the wall away to get out of your cell at the bottom left, sneak to the small enclosure and grab all the brains,then go to the portals,grab whatever firepower available and mash the xenos and santa and their candles leave.