Multiple people acting like they are siblings but are/were actually in a relationship and are not related.
Person 1: "Do you know JelloApocalypse, the sort of famous YouTube voice actor? "
Person 2: "Yeah? What about him?"
Person 1: "I think he and his sister pLasterbrain are White Stripe'ing!"
Person 1: "Stop shipping them! It's not worth it!"
Person 2: "Yeah? What about him?"
Person 1: "I think he and his sister pLasterbrain are White Stripe'ing!"
Person 1: "Stop shipping them! It's not worth it!"
by Garokus April 8, 2016
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