Jennifer Lopez and Ben Affleck will celebrate their wedding with friends and family this weekend in Georgia, and sources in the city of Savannah have shared that the mom-of-two was "glowing" as she visited a spa ahead of the big day.MORE: Ben Affleck makes huge personal decision after wedding to Jennifer LopezSpeaking to People magazine, Glow Med Spa owner Courtney Victor shared that "the group was so low-key and gracious," and Jennifer was "absolutely flawless".WATCH: Jennifer Lopez and Ben Affleck marry in Las Vegas"It's unbelievable how beautiful she is. She is the epitome of a glowing bride," she added.The happy couple will exchange vows for the second time at Ben's incredible $8million, 87-acre Riceboro estate in Georgia, reportedly converting a barn on the property into a spectacular 'chapel' for the ceremony.RELATED: Jennifer Lopez's $97million property portfolio is out of this worldThe couple will be joined by guests including Ben's brother Casey Affleck, Matt Damon, Jimmy Kimmel, and Jennifer's long-time friend Drea de Matteo.After the ceremony, guests – who were asked to dress in "formal white attire" – are expected to enjoy dinner and dancing in the barn that was once featured on HGTV’s Fantasy Open House.