Welcome, Norman! - Remember the time it was at the park and what Shaun was wearing

Sleazy Place - Lead Lauren to talk about her son

Executed a counter-attack at least 10 times in Versus Mode or Online Mode.

Unlock all 20 pieces of Subject 16's video.

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

Kill 2 enemies with a single bullet in Single Player or Special Ops.

Finish the game in Easy Mode

Defeat 20 enemies with a single punch, after softening them up with gunfire

Defeat 70 enemies with the M4

Find ten treasures

Defeat 20 enemies with headshots

Defeat 20 enemies with hand-to-hand combat