Red wire or white wire ...

This weekend's challenge is on the theme of "bang". So, based on a passing thought that uncooked pastry looks like plastic explosive (no, no idea where that came from), we hit on the idea of a bomb for this weekend's entry into the WBC. It would also appear that there is an iPhone app for everything, including countdown to detonation ...

If we manage to blip tomorrow, it will prove we were right to cut the white wire ...