Q: What day is it tomorrow? Note spelling, to+morrow
A: It's Friday.
EX: Is this asking about the date?
=> the is in reference to tomorrow's date
Q: What's the date tomorrow?
A: November 12th.
EX: It is on a Monday.
=> Any Monday
EX: It is on Monday.
=> Next Monday; The one that's coming up in four days.
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