Just goes to show what a great fly the Mallard and Claret is Paul! But I also think it proves that, by and large, most of us have far too many patterns and waste far too much time pondering the imponderable, chopping and changing flies...not to mention tying countless 'new' patterns and variants

Your pal is probably a big fan of the M&C, and no doubt fishes it with a great deal of confidence. There's the key. If the fish are there, on the fin, and your presentation doesn't give them too much cause for concern, then you'll fill yer boots.