To cut out a "Together Forever" design, choose a material like paper or cardboard. Sketch or print the words "Together Forever" in a font and style you prefer. Carefully cut along the outline of the letters using scissors or a precision knife. Consider adding decorative elements or using different colors to enhance the design. You can mount it on a backing for support or display it as desired. The final result will be a heartfelt and visually appealing expression of the sentiment "Together Forever."