3 words guaruntee PSP will be a long-term success:
Grand Theft Auto
I prefer GT4 to GTA.
Oh yeah, I own a PSP... and I play it at home, school, or on trips. I don't have time for it at work.
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As I climb onto your back, I will promise not to sting.
I will tell you what you want to hear and not mean anything.
As I treat you like a dog, and I shoot my venom in,
You pretend you never knew that I am a scorpion.