Mary Hooper has 3 audiobooks on Listento.it, narrated by 3 narrators. The most-rated is Spook Spotting & Spooks Ahoy!.

A new couple have moved into Hardstone House, and it's just Jake's luck that instead of a cool, footballing grandson they have a granddaughter called Claire, who likes tap dancing and tea parties. But then Claire tells Jake and Jenna that Hardstone House was once a school, with a cruel and heartless headmaster, and she reckons it's haunted. But by whom? And why?
©2004 Mary Hooper (P)2014 Audible, Inc.

The Revolting Baby Katie thinks looking after a baby will be easy. But after Emily has covered herself in sticky golden syrup, newspaper print, scrambled egg, a few leaves and plenty of boot polish, Katie has changed her mind!The Revolting Holiday A week in a holiday camp sounds awful to Katie she’s sure she’ll be bored stiff! But then she meets Antonia, whose family wins all the competitions, and suddenly Katie finds lots of opportunities for her family to show off their talents!
©1993 Mary Hooper 1994 (P)2014 Audible, Inc.

Spook SpottingSpook-spotter Amy is delighted when her best friend Hannah invites her to stay in an old castle. Her head fills with visions of ghosts and vampires - while Hannah is more interested in the wildlife sanctuary in the castle grounds. But there are surprises in store for both of them...Spooks Ahoy!From the moment Mum mentions the boating holiday, Amy’s mind goes overboard with thoughts of treasure, mermaids, phantom ships, and adventure on the high seas. The reality turns out to be quite different - but still with thrills, spills, and laughs aplenty!
©1997 Mary Hooper (P)2014 Audible, Inc.