#WillAndGrace @seanhayesA post shared by Harry Connick Jr (@harryconnickjr) on Aug 23, 2017 at 1:31pm PDTWe’re still unclear on how Leo’s character will be involved since the revival will ignore the original “Will & Grace” series finale, but that’s not something we’ll worry about now. After all, we’re reunited, and it feels so good!”Will & Grace” premieres Sept. ET/PT on NBC. Yup! That southern gentleman that stole all of our hearts- @harryconnickjr. He’s backkkkkkkkkkkk,” she wrote Tuesday. #willandgrace @nbcwillandgraceA post shared by Megan Mullally (@meganomullally) on Aug 23, 2017 at 11:04am PDTMeanwhile, Messing was equally excited to welcome back her character’s complicated love interest.”Time to swooooooonnnnn. so fun to be around. Both Messing and co-star Megan Mullally (Karen) were so excited by his return that they just had to celebrate with Instagram posts, as did Connick Jr. we love you @harryconnickjr welcome back!”this one. himself.”This one,” Mullally wrote Wednesday of Connick Jr. There will never be another Leo.❤️ @nbcwillandgraceA post shared by Debra Messing (@therealdebramessing) on Aug 22, 2017 at 4:00pm PDTFor his part, Connick Jr. plot twist! plot twist!” he wrote.are jack and leo dating in the new season? so fun to be around. we love you @harryconnickjr welcome back! He shared two videos of himself playing piano with Sean Hayes (Jack) on Wednesday, jokingly hinting at romance between their characters.”Are jack and leo dating in the new season? “SUCH A GREAT GUY. “That southern gentleman that stole all of our hearts- @harryconnickjr. Yup! seems to happy to be back. He’s backkkkkkkkkkkk. 28 at 9 p.m. There will never be another Leo.”Time to swooooooonnnnn. SUCH A GREAT GUY. Posted August 23, 2017 by Stephanie Topacio LongThe “Will & Grace” revival is like any other reunion: a hotbed of selfies.Now that Harry Connick Jr.’s is back on set, the actor’s cast mates have been busy snapping photos with him. The actor is reprising his role as Leo, the doctor Grace (Debra Messing) married, divorced, and had a daughter with in the sitcom’s original run.