Wurx 2: Kurt Cobain vs. Cannon and Ball - A5, colour front, b&w back, 200mg matt finish. A Dirty Wurx Blank Card. Tommy and Bobby go Grunge. Stuck on how to get out of a pile of absolute shit-cakes that you've dumped on a loved one? Here's the answer to smoothing over the cracks with a 'durty wurx' card to make it look like you give a toss. Or fill in any message you like, birthdays anniversaries, celebrations, commiserations, it's down to you! All cards come with an envelope. Printed on…