You have completed the first mission.

You scored 180 with 3 darts.

You beat a friend at pool.

You beat the high score in QUB3D.

You completed 10 melee counters in 4 minutes.

You came first in 20 singleplayer street races.

You completed a 500 foot wheelie on a motorbike.

You got a turkey in 10-pin bowling.

You unlocked the special ability of Roman's taxi.

You managed 5 car rolls in a row from one crash.

You successfully lost a 4 star wanted rating.

You completed all 10 package delivery jobs.

You unlocked the special ability of buying guns from Little Jacob.

You exploded 10 vehicles in 10 seconds.

You completed the mission "Roman's Sorrow".

You completed all 10 Exotic Export orders.

You completed the most wanted side mission.

You caught 20 criminals through the police computer.

You completed the mission "Uncle Vlad".

You made a taxi trip from one island to another without skipping.

You have taken all variations of the helicopter tours of Liberty City.

You were invited into your girlfriend's house.

You unlocked the special ability of Brucie's helicopter ride.

You have amassed a fortune of $500,000.

You completed the mission "Museum Piece".

You unlocked all the islands.

You delivered all 30 cars ordered through text message.

You completed all 9 assassin missions.

You flew under all the main bridges in the game.

You unlocked the special ability of Packie's car bomb placement.

You completed the mission "I'll Take Her".

You've met all the random characters.

You completed the mission "That Special Someone".

You killed 5 opposing team members.

You were successfully promoted up a rank in multiplayer.

You won a multiplayer race without damaging your vehicle too much.

You completed "Deal Breaker", "Hangman's NOOSE" and "Bomb da Base II" in time.

You were on the winning team in all multiplayer team games.

You successfully killed 20 players with a pistol in a deathmatch.

You won 20 different multiplayer standard races.

You won in all variations of multiplayer games.

You killed a Rockstar in multiplayer.