T-shirt designs

Hi, these are the t-shirt designs that we have discussed on friday + some more.... U might changed ur mind after last friday so we will do a voting... pls send ur choice to the exco(those ppl who sms u about guitar stuff)Format(f?-b?). ALL MUST SEND,K!!!
(note: it's okay to choose differrent colour for the front and back part of the t shirt as u all hav decided to have black t-shirt... we will edit the design as necessary)

f1

f2

f3

b1

b2

b3

b4

please choose properly..