McIntyre may be a floppy-haired berk who has built a career out of listing things people do, but his cheeky Big Show is the best weekend variety telly in yearsLet me begin by running through some basic facts we all know to be true. First, Michael McIntyre isn't funny. Second, Michael McIntyre doesn't so much tell jokes as just baldly list things that people do. Third, Michael McIntyre is a floppy-haired berk with a s…