Andrea V. Haag                    The Gift Sisterly Fun co-written by Gary Davis Hickory Dickory Clock co-written by Gary Davis Double, Double, Toil And Trouble             Part 2 A Black And White Christmas Secret Little Demon  For Whom The Gong Tolls co-written by Mary Hines

Other Charmed websites that have Fan Fictions that you might be interested in reading.
If you know of any other sites that post Fan's Charmed stories let me know.

Charmed Fan Fiction Charmed Cafe Fan Fiction Charmed Fan Fiction Things I'll Never Say Mightier Than The Sword

Leo Piper Forbidden                                         Charmed Galaxy Fan Fiction Book Of Shadows P3 Fan Fiction site Blessed Be Fiction