ThinkGeek T-shirts at just $6.99? Well, it may sound too good to be true, but it is in fact, true. ThinkGeek has a clearance sale going on for sometime (yeah, I am too lazy to report it on time ;-) and some tees on sale are going real cheap, like the “Major League Science” t-shirt that is on sale for $6.99. This clearance sale includes stuffs other that tees too. So, be sure to check out this sale before they run out of stock.