# All songs

At the title screen, press Circle, Square, Circle, Square, Up, Down, Left, Right, L3(2). Note: The game cannot be saved when this code is enabled.
# All characters

At the title screen, press L3(2), R3, L3, Up, Left, Up, Right, Square(2). Note: The game cannot be saved when this code is enabled.
# All venues

At the title screen, press Circle, Square, Circle(2), Up, Down, Left, Down, R3(2). Note: The game cannot be saved when this code is enabled.
# All costumes

At the title screen, press Square, Circle(2), Square, Up, Down, Left, Right, R3, L3. Note: The game cannot be saved when this code is enabled.
# All videos

At the title screen, press Square(2), Circle(2), Up, Left, Right, Up, L3, R3. Note: The game cannot be saved when this code is enabled.
# Big head

While playing the game, press Up, Down, Up, Down, Right(2), Left(2), Circle, Square.
# Small head

While playing the game, press Down(2), Up(2), Left, Right, Down, Up, Circle, Square.
# Big eyes

While playing the game, press Up(2), Down(2), Left, Right, Left, Right, Circle, Square.
# Transparent character

While playing the game, press Right, Left, Right, Left, Up(2), Down(2), Circle, Square.
# Shiny character

While playing the game, press Left, Right, Left, Right, Down(2), Up(2), Circle, Square.
# Chrome character

While playing the game, press L3, R3, Right, L3, Up(2), Left, Up, Square, Circle.
# Dark character

While playing the game, press R3, L3(2), R3, Square, Circle, Right(2), L3(2).
# Banana microphone

While playing the game, press R3(2), L3(2), Down(2), Right, Left, Circle, Up.
# Toothbrush microphone

While playing the game, press R3(2), L3(2), Down(2), Circle, Square, Circle, Square.
# Switch character gender animation

While playing the game, press L3, R3, L3, R3, Down(2), Up(2), Down, Square.
# Tough crowd audio

While playing the game, press R3(4), Up, Left, Right, Down, Circle(2).
# One Week song

Successfully complete showtime mode.
# Ladies Night song

Successfully complete arcade mode on the beginner difficulty setting with at least a "Gold" rank on all songs.
# Smooth Criminal song

Successfully complete arcade mode on the intermediate difficulty setting with at least a "Gold" rank on all songs.
# Science Genius Girl song

Successfully complete arcade mode on the advanced difficulty setting with at least a "Gold" rank on all songs.
# Play as Bub

Successfully complete a song in showtime mode with a "Platinum" rank.
# Play as Cherry

Successfully complete a song in showtime mode with a "Platinum" rank.
# Play as Harmony

Successfully complete arcade mode on the intermediate difficulty setting with a "Platinum" rank on all songs.
# Play as Kat

Successfully complete arcade mode on the beginner difficulty setting with a "Platinum" rank on all songs.
# Play as Martin

Successfully complete arcade mode on the advanced difficulty setting with a "Platinum" rank on all songs.
# How You Remind Me video

Successfully complete showtime mode with at least a "Platinum" rank on all songs.
# Like A Virgin video

Successfully complete showtime mode with at least a "Gold" rank on all songs.
# One Week video

Successfully complete one song in each of the areas in showtime mode.
# Outtake video

Successfully complete all songs in showtime mode.
# Alternate costumes

Successfully complete any song in showtime mode with a "Gold" or "Platinum" rank to unlock alternate costumes for one of the default characters. Note: A "Platinum" rank will unlock two bonus costumes. Also, not all characters have alternate costumes.
# Easier songs

You can trick the game by humming, rather than singing, at the correct pitch.