Hilary Duff had quite a busy day before performing her sold-out show in New York City. “My kids are here tonight,” Duff, 38, said during the Wednesday, August 5, performance in Madison Square Garden, per a clip shared by People. “I can’t believe I get to show them this. We were in the ER this morning getting some stitches for my 5-year-old.” Duff shared that her daughter is “fine” after her trip to the hospital, assuring fans that “it’s all good.” “But it’s very ‘our family-coded’ that I would be playing my first show at MSG and also be in the emergency room getting my kid stitched up,” she said, before sharing a sweet message for her…