Which relatively unknown Britney song would've been a big hit?

[Dirty Boy]

Toy Soldier
Freakshow
Inside Out
Lonely

Hmmmm probably a lot more

[Marlean]

Shadow, Quicksand, Til its gone, Inside out, Dont go knocking on my door. 

[joshuavelas]

Tik tik boom, Inside out, Change your mind (no seas cortes) and get naked

[BKSTYL3]

Autumn Goodbye

Email My Heart  

What U see (Is What U Get)

Don't Go Knockin on my Door

Lonely 

Let Me Be

What it's Like to be Me

Don't Hang Up

The Hook Up

Why Should I be Sad

Outta this world

Shaddered Glass

Mannequin 

Trip to your heart 

Hey about to lose me 

Gasoline

Inside Out

Scary (Halloween Video) omg! 

Tick Tick Boom

Body Ache 

 

[Alexanda]

Before the Goodbye