He has eighteen bedrooms in his mansion, did you know? And his own pub. I didn't know this. The layout is also supposed to look like a giant dart, but I didn't see an aerial shot of it.
Most impressively, he built it himself. Gloria Hunniford commented on his skills in numerous trades - such as roofing, bricklaying, laying floors, etc. - and said "How could you possibly learn all these trades?" To me, it sounded like she was putting emphasis on "you" which made it seem quite partonising, but he didn't care.
I felt less manly by the end of the episode.