He said 17 rooms.
He was embarrassed about the question. He knows the costs of running such a house and hiring it out for weddings is an indication that running it costs a huge amount of money.

Bea was definitely trying to make Freddie look bad.

Kris was won over by Freddie's parents. He probably discovered they had worked for what they have.
I doubt the house is as big as David Beckham's or any number of celebrities.

Bea came in talking love and peace and Freddie believed her. She is the absolute opposite.