The phrase "somebody called me tonight" likely refers to the viral trend popular on platforms like TikTok. A paper popper—also known as a paper banger or flapper—is a folded sheet of paper designed to trap air and release it with a loud "pop" when thrust downward. How to Create a Paper Popper
If you are looking for more decorative or "pop-up" designs, you might consider these alternatives: Hey Ray: Paper Popper Noise Makers
Watch this step-by-step demonstration to see exactly how to fold and snap your paper popper for the loudest sound: How to Make a Paper Popper! (Easy and Loud) - Rob's World Rob's World YouTube• Dec 2, 2012
: Grip the bottom corner of the bar (not the flaps) and thrust your arm downward quickly. The air will force the flaps out, creating a loud snapping sound. Scientific Principle
: Turn the paper over so the folded bar is on the back. Fold the entire paper in half vertically, so the "smooth" side is on the outside and the folded bar is on the inside.