84, of Tampa, passed away on Friday, December 15th. Mamie was born in Georgia and came to Tampa in 1951. She worked as a school bus driver for over 30 years with Hillsborough County. She was preceded in death by her husbands: John R Simpson, Earl Crosby, and Pete Walker; son, John Keith Simpson; and brother, Floyd Hatcher. She is survived by her daughters Karen Chappell, and Debra Munoz; grandchildren: Tony Munoz, Matt Chappell, and Ian Chappell; great grandchildren: Gage, Cala, and Christian Munoz; and great-great-granddaughter, Kensley Munoz. A visitation will be held on Wednesday, Dec 20th from 6-8pm at Garden of Memories Funeral Home. A funeral service will be conducted on Thursday, Dec 21st at 12pm Garden of Memories with interment to follow immediately afterwards.