Contest T-Shirt Design $50 first and $30 second prize

G'day peoples,
I'm actually after a T-Shirt Design for my newly site which going to launch in February. My main target audience is Australia Teenager, so the design of the T-Shirt must be young.
My website : UROOZ.COM Only work on Mozila ftm.
Anyway, the design of T-shirt simply don't have to connect to the website, which mean it is open for any style of design.
More Information:
The T-shirt can be on black or white base.
You can Include "Urooz" or exlcude "Urooz" the design.
The purpose of these T-Shirt is to promote my site on the local community. Which mean i will give away these T-Shirt and i gain publicity when someone wear it.
Contest will Run for 7 Days, and i reserve the right to terminate the contest if there is no participants or just one crap design is submitted. ( I hope you understand why i included this clause) but however, i will definitely pick the winner if there some good participants. Refer to my itraders for my past transaction.

Requirements:
The full right of the design will be transfer to me when i pick the winner and clear the payment, which mean i deserve the right to sell, give away the T-Shirt.
Payment will be made via Paypal, moneybrookers or Bank Transfer( Only Australian) .
Vector version only

Prize: Increase to $70 for first prize
References:
Most of the design in this contest look good to me
http://forums.digitalpoint.com/showthread.php?t=1584873&highlight=t-shirt

Please Only Original Work.
Good Luck peoples, looking forward to it.

 

Are the prizes awarded in USD or AUD?

 

i give it a try.whats your web icon ?

 

All prize will be in USD, My web logo is on my site, icon is aussie map but i prefer something different and look more young.

 

a guitar is always attractive to young generation...
here is my entry

second one

and the last

 

@Kev , please Do Not Include .com and i'm not sure is those graphic original. It would be great if everyone could place the design on a T-shirt.

 

This is my try




is this kids enough?

 

My Target Audience is "Teenagers" Not " Kids" .

 

sorry.i'll revise

 

And, Please no IstockPhoto, only original work and
Vector is a must " Only Applies To New Entries"
And First Prize Increase to $70

 

The original .PSD is 2000x2000

 

black :


white :

 

@to all, please don't give me something that i can design myself. I feel sorry to myself if i have to pay for stuff that i can do myself.

 

i will give it a try but i have one question i dont have much experience with t-shirt design? it need to be in some kind of size or it is have to be a vector? and if it is a size can you please let me know what the size and i will give it a try

 

my entry


feedback apreciated

 

2nd entry

 

@oald , size doesnt matter, it have to be vector. Thanks
@biru , the first 4 looks alright for me, but will have to show my partners before i give you feedback.

 

3rd entry


4th

 

when will this contest end



anyways wait for my entry

 

5th