Complex sentence: Joan Regan continued singing, entertaining and supporting her charities (including The'Not Forgotten' Association) to the age of 82, and died on 12 September 2013, aged 85.
Split into simpler sentences: Joan Regan continued singing, entertaining and supporting her charities (including the'Not Forgotten' Association) to the age of 82. She died on 12 September 2013, aged 85.