The best thing about a rainy day is curling up to a great book or watching a movie.   This time it was the sequel to the Big Fat Greek Wedding movie.   I normally don’t like sequels, but I really loved the original movie, so I thought I would give it a go. I’m not going to tell you all about the movie and spoil it for everyone who wants to see it, but I am going to tell you about the one line in the movie that gave me a little shove, and reminded me that we (the majority of mums) need to make more of an effort in…