What do you call the lines that in a "surprise!" or "tadaa!" like situation would be radiating from the object or the person thats's doing the "tadaa" or the "surprise"?

I'm talking about lines like these …but SHORTER.

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https://preview.redd.it/v8yfebnbyab51.jpg?width=1300&format=pjpg&auto=webp&s=8590aaf16902a830e37f6ab3d48fc09286322e89