Catherine Weightman with the lego diorama of Wicken Fen. Teach MikeAddis age 57 and his wife Catherine Weightman age 52 have been building lego creations for Christmas for over 20 years now from father Christmas to a Dalek but this is the first year they have built two a giant Christmas cake and a diorama of Wicken Fen using over 300,000 bricks. See Masons story MNLEGO; A couple addicted to Lego have this celebrated the festive season – by making a giant Christmas cake out of thousands of the little plastic blocks. Mike Addis, 57 and his wife Catherine Weightman, 52, spent more than 200 hours and used more than 100,000 bricks building the cake and a festive woodland scene. Mr Addis revealed the couple, who have made festive lego creations for the last 21 years, said they wanted to experiment with different colours this year. This lead to them creating a Christmas cake adorned by Santa, a snowman, an elf measuring five-feet-high, along with a four-foot-high Christmas tree. The pair have also created a woodland fens scene with Santa riding his reindeer through the night sky.