10 BipolarYou've switched between Brian and Stewie 10 times
10 Bird is the WordTaunt 5 times in a row with Peter
10 First KillYou completed your first kill of a member of the opposing team in Multiplayer
10 PervertHang around the room with Quagmire in a baby costume for 30 seconds
10 Scorched EarthYou burned the Amish pot fields
100 There is no CakeUnlock all other Achievements
15 Boom HeadshotYou've killed 75 enemies with headshots
15 Bunch of ChumpsSurvive 15 waves in Multiverse Madness
15 Day LaborDestroy all of the piƱatas in the 'It's All Greek to Me' level
15 Help From My FriendsYou used the collectible special inventory items 25 times in Story Mode
15 IEDeadYou've killed 60 enemies with grenades/explosives
15 Little DipperEarn 10 stars in Challenge mode
15 Multi-KillYou successfully performed a multi-kill with a melee weapon
15 Multi-kill with a grenadeYou successfully performed a multi-kill with a grenade
15 RoadhouseYou've meleed 3 members of the opposing team in Multiplayer
15 Teabaggin'You've successfully completed a taunt 25 times
15 We Be ClubbingYou defeated 10 enemies with a melee weapon
20 Bestest InfiltratorWin an Infiltration map
20 Chicken Fight!You completed the 'Chicken Fight!' level
20 Chickens In SpaceYou completed the 'Chickens In Space' level
20 Employee of the MonthKill Vernon
20 Grease Can't Save You NowWin a Capture the "Greased-Up Deaf Guy" match
20 HandicapableYou completed the 'Handicapable' level
20 It's All Greek To MeYou completed the 'It's All Greek To Me' level
20 Kings of QuahogYou have won a Deathmatch mode (free-for-all or as a team)
20 LockdownYou've shut out the other team from scoring in Capture the Greased-Up Deaf Guy
20 Long John PeterYou completed the 'Long John Peter' level
20 No Cheese, PleaseYou completed the 'No Cheese, Please' level
20 Pussy WhippedYou completed the 'Pussy Whipped' level
20 Santa's SweatshopYou completed the 'Santa's Sweatshop' level
20 Something's AmishYou completed the 'Something's Amish' level
20 Wrecking BallSmash your opponent into something 20 times in the 'Chicken Fight!' level
20 Cartoon ApocalypseSurvive 30 waves in Multiverse Madness
30 Mort Will Now Lend You CreditBuy everything available in the Store
30 The CleanerYou got a 10 kill streak in Deathmatch
40 Big DipperEarn 21 stars in Challenge mode
40 JustifiedKill 500 enemies using Brian
40 Penny PincherYou've successfully collected $50,000
40 Stewie-natorKill 500 enemies using Stewie
5 Head ShotYou got your first head shot
5 How Do I Jump?You killed yourself with a grenade or satchel charge
5 Mr. UnpopularYou selected Meg as a character for a Multiplayer Match
5 One Shot KillsYou've killed an enemy with one shot
5 Shut Up MegYou killed Meg during a Multiplayer Match
5 Teabag a D-BagTaunt a dead opponent with Quagmire in Multiplayer
5 Ugly Tastes TerriblePlay poorly during the final showdown
50 No Place Like HomeYou completed the 'No Place Like Home' level
50 ObsessedYou've completed all secondary objectives