Conversation so far:
What was the Golden all about?
the deluxe edition re-issue of Golden.
When was it published?
November 12, 2013.
What was 747 about?
album's title was confirmed as 747.
How did 747 do?
"Bartender" became the group's ninth number 1 hit.
What was hiatus about?
while appearing on Good Morning America, the group announced that they would be taking some down time once they finish with their Wheels Up Tour.
How long did their hiatus last?
CANNOTANSWER.
What was their Wheels Up Tour about and/or where?
CANNOTANSWER.

Question: What did they do on their down time?
Self-contained rewrite: What did Lady Antebellum do on their down time?