Basically, what you do is put your music on shuffle and then match the songs to each category in order as they go... Sounds like fun! Let's get into it!

IF YOUR LIFE WAS A MOVIE WHAT WOULD THE SOUNDTRACK BE?

Opening Credits: Oppa, Oppa - Super Junior D&E
Just... wow... This is going to be interesting lol

Waking Up: Fall In You - Kyuhyun
What a cute song to wake up at ^_^ 

First Day At School: Motorcycle - Super Junior D&E
What the... I guess I'm gonna learn about motorcycles, eh?

Falling In Love: Blind For Love - Yesung (King of Dramas OST)
Oh god... is my phone trying to tell me something?

Losing ity: A Man In Love - Super Junior
Kill me!

Fight Song: Destiny (Japanese) - Super Junior
Why this?! This isn't right!

Breaking Up: The Girl Is Mine - Super Junior 
Haha, Who's gonna say this for me?

Prom: One Fine Spring Day - Super Junior
That's a sweet song actually. I'd like this for a prom ^^

Life: Isn't She Lovely - Stevie Wonder
Didn't see that coming. I wish this was me and my life

Mental Breakdown: Like A Star -Ryeowook
Seriously.. I'm not gonna say anything.

Driving: We Rule This School - Barbie in Princess Charm School OST
Okay, before you start making fun of me, let me tell you - I love Barbie. I'm 17 but I still love the old movies and songs.
And about the song, I'd love it!

Depression: Moonlight Sonata - Beethoven
... I guess it's going to help me relax...

Partying: My All is in You - Super Junior
It's a cute and romantic song. It'd be a romantic party lol

Happy dance: Feels Good - Super Junior
I LOVE THIS! I'd happily dance to this.

Betrayal: Hello - Ryeowook
WTF

Regretting: Piano Forest - Kyuhyun
-_- Seriously phone? Seriously?

Long night alone: I Miss You - Soyou (Goblin OST)
Why are you doing this to me!? I like being alone!

Flashback: Roly Poly - T-Ara
That's... one weird way of having a flashback...

Getting Back Together: Happiness - Super Junior
Can't believe this! It's exactly the song I wanted!

Wedding: Gee - SNSD
What the hell... that's adorable though.

Birth of Child: At Least There's Still You - Super Junior M
My goodness! The lyrics are somehow on point.

Final Battle: Devil - Super Junior
OMG Final battle with the Devil, eh? lmao

Death Scene: Growing Pains - Super Junior D&E
How on earth is this happening? The song matches T_T

Funeral Song: Russian Roulette - Red Velvet
LMAO I literally died!

End Credits: When with me - Kyuhyun
I teared up. It's touching AF