Unlock the following songs by getting at least a "four star" rank on them in the corresponding Campaign mode stage:

STAGE - SONG
Stage 1 - "Fight the Power" by Public Enemy.
Stage 2 - "Big Poppa" by The Notorious B.I.G.
Stage 3 - "Lean Back" by Fat Joe.
Stage 4 - "It Takes Two" by Rob Base.
Stage 5 - "Put Your Hands Where My Eyes Could See" by Busta Rhymes.

ACHIEVEMENT - HOW TO UNLOCK
Mic Check One Two, One Two (5 points) - Use an audio effect on any song in any game mode.
It's Like Showbiz (5 points) - Save a video with a visual effect.
Get the Party Started Right (5 points) - Launch a playlist in Party mode.
World Premiere (20 points) - Upload a video to the Community.
You Be the Judge (10 points) - Rate a video on the Community.
Cultivating Music (5 points) - Unlock a song for the first time.
Scorch The Booth (10 points) - Save your first Freestyle performance.
Fresh Out The Box (10 points) - Complete your first Challenge in Career mode.
Flawless Flow (10 points) - Earn 5 microphones on any song in Career mode.
Seal the Deal (40 points) - Earn the DEF JAM RAPSTAR Seal on a song.
Worth Some Millions (40 points) - Accumulate 10,000,000 total points across all game modes.
It Takes Two (20 points) - Perform 30 Battle or Duet performances in Party mode.
Microphone Fiend! (70 points) - Accumulate 305 microphones in Career mode.
Well Connected (10 points) - Watch 50 videos on the Community.
Hype'd Up (10 points) - Save 15 recordings to My Videos.
Lyrical Player Pro (10 points) - Save 5 Freestyle videos.
Go The Distance (10 points) - Finish a playlist containing 10 or more songs.
Livin' Your Life (20 points) - Play 300 performances across all game modes.
Ain't Scared to Share It (20 points) - Upload 10 videos to the Community.
Unstoppable (50 points) - Get at least "On Point" on 50 performances on HARD difficulty.
Newcomer (10 points) - Complete Stage 1.
Opener (20 points) - Complete Stage 2.
Headliner (30 points) - Complete Stage 3.
Star (40 points) - Complete Stage 4.
RAPSTAR (40 points) - Complete Stage 5.
Fly High, No Lie (20 points) - Complete all High Score challenges.
Always On Time (20 points) - Complete all Timing Challenges.
It Ain't Trickin' If You Got It (20 points) - Complete all Multiplier Challenges.
Too Hot for T.V. (20 points) - Complete all Platinum Power Challenges.
Steady Chasin' (20 points) - Complete all Endurance Challenges.
On The Road To Riches (40 points) - Complete all Career Mode Challenges.
Perfection is Perfected (30 points) - Get 90% or above on pitch, timing, and lyrics while playing any song on HARD difficulty.
Immaculately Polished (20 points) - Upload an "Off The Chain" performance to the Community.
We Are The Best (20 points) - Complete a Duet earning an "Off The Chain" rating with both players on HARD difficulty.
All Eyez On Me (10 points) - Get at least "On Point" on a Solo on EXPERT difficulty with the original vocals turned off.
Stuntin' is a Habit (10 points) - Get a combined 2,000 views for all your uploaded videos.
Presence of Greatness (10 points) - Get an average rating of 4 stars on any video with over 200 ratings.
Playa President (15 points) - Perform a Duet where you score 50,000 points more than your friend .
Towering Over The Competition (20 points) - Perform a Battle where you score 50,000 points more than your opponent.
Close Call (5 points) - Win a Battle by less than 1,000 points.
Chain Reaction (20 points) - Get "Off The Chain" rating on all songs in a playlist containing 5 or more songs.
The Voice Of A Generation (10 points) - Get "Off The Chain" on the Solo version of Gold Digger .
Rhymes Are On Time (10 points) - Perform a Battle where both players hit 25 rap targets in a row, at the same time.
No Competition (10 points) - Win all songs in a Battle playlist containing 5 or more songs.
I Keep Blowin' Up (20 points) - Activate Platinum Power 4 times in one song.
Ain't Nobody Dope as Me (40 points) - Get a "DOPE" lyric rating on every phrase in a song.
I Make This Look 'Eezy (10 points) - Get at least "On Point" on one song from Lil Wayne and one from Kanye West.
Throwback Flow (10 points) - Get at least "On Point" on 5 different songs released before 1990.
Rep Your City (20 points) - Get at least "On Point" on 5 different songs that mention a city by name.
Off The Chain (50 points) - Unlock all locked content in Career mode.