Čtyři videa s předkožkou

• 00:11
• 00:45
• 01:19
• 01:53
• 02:27
• 03:02
• 03:36
• 04:10
• 04:44
• 05:18
• 05:52
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• 08:43

I made these just now and joined them - just under 9 minutes 30 seconds total. Using a bottle cap and a table tennis ball, and a cardboard ring