Demi Moore and Carol Vorderman: The 20-40 effect (or mothers who dress like daughters)
The 20-40 effect (or why mothers are dressing like their daughters)
9:55 AM on 26th July 2011
Lookalikes: Carol Vorderman and daughter Katie at Epsom last month
Spot the difference: Demi Moore, 48, and her daughter Tallulah, 17, look more like sisters
Copycat: Mother Janet Cunliffe, left, spent thousands of pounds to look like her daughter Jane