[Guest]

That's a hard one I'm planning Christmas 2015 and want a day in Paris I found when I was looking at this Christmas coming it was less than £10 for an extra night so would opt for that in order to get trip to paris in other than that I would not go out if I was there for 4 nights (I note you have 5)
As for food I found cafe Mickey much nicer than inventions dinner especially with the character interaction but invention has more floor space for characters ... Honest personal opinion cafe Mickey over inventions with upgrade
The perks of the pool will make a difference with the cold and early closures of the park mid week
Just make the right decision for your family do a list of pros and cons?