I own a time machine.
user: February 23 1955.
jabberwacky: What's that date?
user: The date I went back in time to, and killed your parents.
jabberwacky: That's not the date.
user: Yes it was. You wouldn't know. You weren't there.
jabberwacky: No.
user: True dat.
jabberwacky: It was on Friday.
user: Are you sure?
jabberwacky: Sure.
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