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ChachiBT. I was given a cup by a friend and the top of the cup is sealed and the bottom is open. How do I [music] drink from this? >> Well, unless you want to wear your drink as a fashion statement, that cup's not going to be very functional. A sealed top means there's no easy way in. And an open bottom means everything pours out. [music] If it's some kind of joke or novelty item, you can have a laugh. Just grab a different cup when you actually want to drink something. >> Hold up. So, let me show you the cup, right? You You think this? I cannot 
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drink from this. [music] Is that drink from this. [music] Is that correct? >> Sure. If you show me the cup, I can take a look and see what's going on. If I can spot some kind of trick or a clever design, I'll let you know if there's a design, I'll let you know if there's a way. >> It's right here. >> I'm not seeing a cup on my end. Maybe the camera angle isn't showing it or it's not in view. >> Do you see this orange thing? >> Yes, I can see it now. It looks like a novelty cup indeed. If the top is sealed and the bottom is open, that's likely a gag gift. [music] In practical terms, you won't be drinking from that one 
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unless there's some hidden mechanism or a trick. >> So, what if I were to tell you that I could [music] I could do something like like this. >> If you've got a trick up your sleeve, I'm curious. Maybe the sealed top isn't actually sealed or >> you see it now. I I flipped it over. >> Ah, I see. So, it's one of those reversible designs. When flipped, the open side becomes the top.