We found 2 Reddit comments about Jennie. Here are the top ones, ranked by their Reddit score.
Was it Jennie by Paul Gallico? http://www.amazon.com/Jennie-Paul-Gallico/dp/0140019421 The same book was also called The Abandoned: http://www.amazon.com/Abandoned-Review-Childrens-Collection-ebook/dp/B008LO2G36/ref=la_B000APM3SM_1_2?s=books&ie=UTF8&qid=1382525598&sr=1-2
I'm not a cat person, but omg I LOVED this book: http://www.amazon.com/Jennie-Paul-Gallico/dp/0140019421/ref=sr_1_5?s=books&ie=UTF8&qid=1382113268&sr=1-5&keywords=paul+gallico
Was it Jennie by Paul Gallico?
http://www.amazon.com/Jennie-Paul-Gallico/dp/0140019421
The same book was also called The Abandoned:
http://www.amazon.com/Abandoned-Review-Childrens-Collection-ebook/dp/B008LO2G36/ref=la_B000APM3SM_1_2?s=books&ie=UTF8&qid=1382525598&sr=1-2
I'm not a cat person, but omg I LOVED this book: http://www.amazon.com/Jennie-Paul-Gallico/dp/0140019421/ref=sr_1_5?s=books&ie=UTF8&qid=1382113268&sr=1-5&keywords=paul+gallico