No accident. the Green and Silver caught my first Rezzies decades ago, and it still works.Fantastic! I look at these muddlers and flashback to Ferguson's Green and Silver*, these I have to try and tie (no chartreuse deer hair).
* In my early SRC fishing days, Ferguson's Green and Silver was my go to fly. Over the years that pattern has morphed many times to where I have a few dozen variations on the original recipe from Bruce.