What should be my first game for playstation 3?

I am getting playstation 3 soon, but I can't choose a game. What should be my first game for ps3?

I already thought of getting Metal Gear Solid 4, War Hawk or Call of Duty 4, but I still can't choose a game.

Thanks for help!What should be my first game for playstation 3?If you've played the other Metal Gear Solid games, get MGS4What should be my first game for playstation 3?
get little big planetWhat should be my first game for playstation 3?Metal Gear Solid 4 for sure dude...What should be my first game for playstation 3?
Mgs4 deadspace or lbp

warhawk is fun tooWhat should be my first game for playstation 3?final fantasy 13 - the game will be released in early december.