Since Madonna released recently a new album ("MDNA"), I decided to bring you this challenge, adapted from the original challenge created by  

So, here it is:
Each one of the following sentences is one of the first lines of one famous song by Madonna. You only need to guess to which song it belongs!
I will ** the ones that people guess correctly. Looking them up is cheating

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1. Some boys kiss me, some boys hug me I think they're O.K.
2. So tired of broken hearts and losing at this game
3. Zephyr in the sky at night I wonder
4. Hey Mr. DJ Put a record on. I wanna dance with my baby.
** 5. Come on boy I've been waiting for somebody to pick up my stroll **
6. You've got style, that's what all the girls say
7. Last night I dream of San Pedro
8. Look around, everywhere you turn is heartache, it's everywhere that you go
9. Your heart is not open so I must go
10. I've had other guys, I've looked into their eyes
11. If you were the Mona Lisa
12. Don't go for second best baby
13. Something in the way you love me won't let me be
14. Time goes by so slowly for those who wait
15. I tried to be a boy, I tried to be a girl
** 16. I made it through the wilderness **
17. It's so hypnotic, the way he pulls on me
18. You wouldn't let me say the words I longed to say
19. It won't be easy, you'll think it strange
** 20. Life is a mystery **