Lakeside. The final frontier.
There is a white metal duck hidden on the golf holes in Wii Sports Club. Hitting them causes a quacking sound, but otherwise they don't do anything. I hit all the ducks on each hole, then finish each hole before exceeding the shot limit.

Game Capture Shadowcast, Shadowcast 2
Audio Capture Audacity
Video Editing CapCut

All music from the video is by Nintendo and not my own.