First conditional by Various

[I'll go crazy if I don't (1)__________ tonight -- U2]
... But I now I'll go crazy if I don't go crazy tonight

[If I ever leave (2)________ (3)__________ (4)__________ -- FLOGGING MOLLY]
If I ever leave this world alive, I`ll thank ya for the (5)____________ you did in my life
If I (6)________ (7)__________ this world alive, I`ll come (8)________ down and sit beside (9)________ feet tonight

[If I let you go -- WESTLIFE]
But if I let you go I will never know
What my (10)________ (11)__________ be (12)______________ you close to me

[If you don't know me by now -- (13)____________ RED]
.... If you don't know me by now, you (14)________ (15)__________ (16)__________ know me (no, you won't)

[If you -- MAGIC BOX]
If you don't know (17)________ you are for me, Don't (18)__________ me alone tonight
If you don't go, I'll let you see what there is in my heart
If you say "no", I'll feel alone
I need your sunshine, tonight
If you (19)________ on, I'll (20)________ my all, I'll be (21)________ star
If you love me, if you (22)________ me now, I'll be your star

[Imagine -- JOHN LENNON]
... It's easy if you try

[Natural Mystic -- BOB MARLEY]
... If you listen carefully now you will hear

[Soul Rebel -- BOB MARLEY]
... If you're not happy, children, (23)________ you (24)________ be blue

[The first cut is the deepest -- CAT STEVENS]
...but if you want, I'll try to love again

[Wild World -- CAT STEVENS]
... But if you (25)__________ leave, take good care

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