DB750 is a tone monster. Every other amp I've played feels like a step backwards, it had a great big sound, and wonderful natural compression that means you're always heard. I recently had to use an Ashdown Electric Blue 180 combo, and I honestly felt depressed after the practice.
The taxman will take the cost of the bass + postage, add 3.6%, add 15%, hit you with a handling fee and bill you that money. It'd be worth a chat with Joel to see what value he intends to write on the customs note. READ BETWEEN THE LINES HERE