Last summer, Hailey Bieber, Rihanna , Jennifer Lawrence , and more VIPs made me stock my closet with little black dresses . Now, I'm making room for this year's Slip of the Summer: fiery red dresses like Jennifer Lopez 's on May 10. On Mother's Day , J.Lo debuted my dream red midi on Netflix's The Roast of Kevin Hart red carpet. Thank goodness she wore it for photographers instead of an intimate holiday meal with her twins. Otherwise I might not have gotten such stellar shots of the plunge, halter-neck LRD. Beyond the sleeveless, skintight bodice, her calf-grazing skirt featured asymmetrical ruching around her hips. This subtle cinch created a makeshift slit up the center. It looked just as tropical on last night's red carpet as it would've a million-dollar yacht alongside one of her Hermès Birkin bags. Jennifer Lopez looked ready for summer in a little red dress. (Image credit: Getty Images) To finish, Lopez doubled down on tomato-girl summer 2.0 with Chanel 's "In the Loop" Flap Bag.…