Music

1. Genres

1.1. classical

1.2. rap

1.3. hip-hop

1.4. rock

1.4.1. soft rock

1.4.2. hard rock

1.4.3. classic rock

2. Artists

2.1. U2

2.2. Lady Gaga

2.3. Kenny G

2.4. Cee Lo Green

2.5. Beethoven

2.6. Mozart

3. Listening Methods

3.1. iPod

3.2. radio

3.3. live concert

3.4. computer

3.5. television

4. Reasons to listen

4.1. pump-up

4.2. calm down

4.3. help study

4.4. help sleep

4.5. boredom

4.6. like lyrics

4.7. rebel

5. Reasons to perform

5.1. use talent

5.2. popularity

5.3. love music

5.4. money

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