Music

1. Artists

1.1. U2

1.2. Lady Gaga

1.3. Kenny G

1.4. Cee Lo Green

1.5. Beethoven

1.6. Mozart

2. Reasons to listen

2.1. pump-up

2.2. calm down

2.3. help study

2.4. help sleep

2.5. boredom

2.6. like lyrics

2.7. rebel

3. Reasons to perform

3.1. use talent

3.2. popularity

3.3. love music

3.4. money

4. Genres

4.1. classical

4.2. rap

4.3. hip-hop

4.4. rock

4.4.1. soft rock

4.4.2. hard rock

4.4.3. classic rock

5. Listening Methods

5.1. iPod

5.2. radio

5.3. live concert

5.4. computer

5.5. television

6. instruments

6.1. brass

6.2. woodwind

6.3. percussion

6.4. string

6.5. electronic

6.6. voice

7. in culture

7.1. popular

7.2. artists idolized

7.3. lifestyle

7.3.1. rock & roll

7.3.2. hip-hop

7.4. divisive

7.5. iPods