tied the knot for the second time after her husband with dementia forgot his first wedding has told how they even had the "honeymoon period" all over again.Bill Duncan, 72, proposed to wife Anne, 70, because he was convinced she was his new girlfriend.They have been together for nearly 20 years - and married for 13 - but he has forgotten parts of their life together due to his illness, and struggles to communicate.Devoted Anne told how he asked her to marry him - and kept asking her until they tied the knot again in an emotional garden ceremony at their home in Aberdeen.Anne met Bill in 2001 when he was performing as an entertainer and magician in Aberdeen and the pair married the first time in 2007 and have a daughter, Andrea. (SWNS) She.