Opening Credits:
"Californiacation" - The Red Hot Chili Peppers

Waking Up:
"Haiti" - The Arcade Fire

Falling in Love:
"Smoke Gets In Your Eyes" - Nat King Cole

Fight scene:
"Reservations" - Wilco

Breaking up:
"Commissioning a Symphony in C" - Cake

Getting back together:
"ROCK'N'ROLL SINNERS" - The Pillows

Secret Love:
"Wig in a Box" - Stephen Trask

Life's okay:
"BYE! MY BOY" - The Brilliant Green

Mental breakdown:
"Wonderwall" - Oasis

Driving:
"Degeneration" - The Pillows

Flashback:
"40 Ft" - Franz Ferdinand

Partying:
"Road" - Gackt

Happy dance:
"Suck My Kiss" - The Red Hot Chili Peppers

Regretting:
"She's Only 18" - The Red Hot Chili Peppers

Long night alone:
"Mama Mia" - A*Teens

Death scene:
"Believe Me" - Fort Minor

Ending credits:
"Passion" - Utada Hikaru