First did this when I was seven with my mother's electrolux. The vibrations drove my little prick crazy.
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It will suck the cum right out of you. I been hunting for clear tubing that is big enough - I may have to improvise. Could not find it at hardware store.
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great vid, if I were a guy I would want to vac to go ahead and swallow it, milk it like I do when I suck cock 
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