The June 2000 issue of Elle magazine (UK) has Jay giving cookery advice. In the article Jay shows how to make Creamy Poached Cod with Spicy Mash (I wonder if this is what he cooked Denise when he proposed to her?). Please don't think that this is a new business that Jay is heading down, it's for a book called Lader Lads - mouthwatering recipes which take less than half an hour to prepare.
Around this time in May 2000, bidding on the Mini website for a Jamiroquai customised Mini car finished with the winner driving away in a bit of mini-jamiro-history for just over 14,000 pounds (UK).