The second book in M.J. Arlidge’s DI Helen Grace series has gone straight in at number 9 on the Sunday Times Bestseller List following its first week of sales. A huge marketing campaign supports publication of Pop Goes the Weasel with Helen returning to the backstreets of Southampton chasing a serial-killing prostitute. This is the second time this year Arlidge has hit the bestseller list. The third in the series, The Doll’s House, is out February 2015.