Stephen Hofmeyr Q.C. and N.G. Casey; David Allen Q.C. acted for the 1st and 2nd Defendants respectively. Were the defendant yacht brokers the “effective cause” of the sale of the super yacht Darius by Petersham Holdings Limited (“Petersham”) to Paragon International Limited, the corporate vehicle of the Al Futtaim family of the UAE? If the answer to the question is “yes”, what sum is the first defendant (“Edmiston & Co”) entitled to be paid by way of commission.