Harriet Strikes Again by Jean Ure
HARRIET'S BACK! If there's one thing that Harriet's not short of, it's good ideas. Whether it's a money-raising scheme, or a new way of helping somebody out, Harriet has all the answers. Unfortunately, Harriet's plans usually send people diving for cover -- usually too late! Four hilarious new stories from the author of 'Help! It's Harriet!'