Category:Bouncing ball
device used in motion picture films and video recordings to visually indicate the rhythm of a song, helping audiences to sing along with live or prerecorded music | |||||
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device used in motion picture films and video recordings to visually indicate the rhythm of a song, helping audiences to sing along with live or prerecorded music | |||||
| Upload media | |||||
| Instance of |
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|---|---|---|---|---|---|
| Facet of | |||||
| Discoverer or inventor | |||||
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