Jennifer Lopez, Marc Anthony celebrate their twins' b-day together

Singer-actress Jennifer Lopez reunited with her former husband Marc Anthony to celebrate their son Max and daughter Emme's seventh birthday. The twins turned seven this Saturday, reports aceshowbiz.com. 

Lopez, 45, took to Twitter to share a photograph of her, Anthony and their children. 

"Party Time!!! HAPPY 7th BIRTHDAY TO THE COCONUTS!!! #thesetwoknowhowtoparty #Twins #LOVE #familia," she wrote alongside the family image. 

Lopez and Anthony split in 2011 after seven years of marriage. In the photograph, the 'On the Floor' hitmaker is seen wearing a denim shirt. She completed her look with pink lipstick and her hair was styled in a bun. Lopez was also joined by her father David Lopez. She posted on Instagram a photograph of her and David along with the caption: "DADDY..."