It's All Greek To Me
Complete the "It's All Greek To Me" level
Something's Amish
Complete the "Something's Amish" level
Handicapable
Complete the "Handicapable" level
Pussy Whipped
Complete the "Pussy Whipped" level
No Cheese, Please
Complete the "No Cheese, Please" level
Long John Peter
Complete the "Long John Peter" level
Santa's Sweatshop
Complete the "Santa's Sweatshop" level
Chickens In Space
Complete the "Chickens In Space" level
Chicken Fight!
Complete the "Chicken Fight!" level
No Place Like Home
Complete the "No Place Like Home" level
Obsessed
Complete all secondary objectives
There Is No Cake
Unlock all other Achievements found in the game
Day Labor
Destroy all of the piñatas
Scorched Earth
Burn the Amish pot fields
Pervert
Hang around Quagmire in a baby costume for 30 seconds
Employee of the Month
Kill Vernon
Wrecking Ball
Smash your opponent into something 20 times in the "Chicken Fight!" level
Ugly Tastes Terrible
Play poorly during the final showdown
Penny Pincher
Successfully collect $50,000
One Shot Kills
Successfully kill an enemy with one shot
Head Shot
Kill an enemy with a single shot to the head
We Be Clubbing
Defeat 10 enemies with a melee weapon
Boom Headshot
Kill 75 enemies with headshots
IEDead
Kill 60 enemies with grenades/explosives
Teabaggin'
Successfully perform a taunt 25 times
Help From My Friends
Acquire any collectible special inventory items and use it 25 times in Story Mode
Bipolar
Switch between Brian and Stewie 10 times in Story mode
Multi-kill
Perform a multi-kill with a melee weapon
Multi-kill with grenade
Perform a multi-kill with a grenade
Stewie-nator
Kill 500 enemies using Stewie
Justified
Kill 500 enemies using Brian
Little Dipper
Earn 10 stars in challenge mode
Big Dipper
Earn all 21 stars in challenge mode
Roadhouse
Kill 3 members of the opposing team with a melee attack before you die in Multiplayer
Mr. Unpopular
Select Meg as a character for a Multiplayer match
Shut Up Meg
Kill Meg during a Multiplayer Match
How Do I Jump?
Kill yourself with a grenade or satchel charge
First Kill
Successfully complete your first kill of a member of the opposing team in Multiplayer
Kings of Quahog
Win a deathmatch mode (free-for-all or as a team)
The Cleaner
Get a 10 kill streak in Deathmatch
Grease Can't Save You Now
Win a Capture the "Greased-Up Deaf Guy" match
Lockdown
Shut out the other team from scoring in Capture the "Greased-Up Deaf Guy"
Cartoon Apocalypse
Survive 30 waves in Multiverse Madness
Bunch of Chumps
Survive 15 waves of enemies in Multiverse Madness
Mort Will Now Lend You Credit
Buy everything available in the Store
Bestest Infiltrator
Win an Infiltration map
Teabag a D-Bag
Taunt a dead opponent with Quagmire in Multiplayer
Bird Is The Word
Taunt 5 times in a row with Peter