What the hell is "leftover" bacon?

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Person 1:
"Do you have any leftover bacon?"
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Me:
"What the hell is 'leftover' bacon?"
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Person 1:
"You know, Bacon that is 'leftover'- '"
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Me:
"What!?"
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Person 1:
"What? What part of That, Don't You understand?"
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Me:
"I understand the individual words, but you have put them in some weird ass nonsense order!"
"Are you trying out some new weirdo surreal poetry?"
"Is this some kind of joke I am not smart enough to understand?"
"Is this a new street slang that I am too old and not cool about to know?"

"Are you having a stroke?!"
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Person 1:
"Let us try This, a bit at a time..."

"I will go slowly..."
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Me:
"Ok"
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Person 1:
"Do you? Ross Lombardi?"
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Me
"Ok, I am with you so far"
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Person 1:
"Have any bacon"
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Me:
"Got it, keep going"
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Person 1:
"That is..."
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Me:
"Ok so far..."
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Person 1:
"...LEFTOVER..."
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Me:
"See! Now you are just speaking silly gibberish again!"
"Goldfish! Red! Random! Three! Square! Bobble! Seaweed! Bikini! Blah! Blah! Blah! Gibber! Gibber!"
"See I can string random words together too! - You are not doing anything clever!"
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Person 1:
"Ok for fucks sake you greedy bastard!"
"Just say 'no' instead of resorting to all this crap!"
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Me:
"Don't blame me! - For you speaking random rubbish that makes no sense at all!"
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Person 1
"FINE!"
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Me:
"FINE!"
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Person 1
"Are there any leftover apples?"
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Me:
"No problem! there are loads next to the kettle!"
"Have as many as you want - they need eating up before they spoil!"
"I rather not waste them..."
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Person 1
"What about chocolate?"
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Me:
"What about it?"
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Person 1
"Have you got any leftover chocolate"
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Me:
"What the hell are you on about this time?!"
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