Kanye West and Kim Kardashian attend the Met Ball in May 2013 (Dimitrios Kambouris/Getty Images)

Just in time for Father's Day, Kanye West and girlfriend Kim Kardashian welcomed their first child together, a daughter, at Cedars-Sinai Medical Center in West Hollywood, Calif., on Saturday, according to US Weekly.

"Kim had her baby," a hospital source tells Us exclusively. "She's five weeks early. Kim got sick last night and had the baby early."

The source added, "They're all doing great and amazing!"

West was by Kardashian's side when she gave birth and a source reveals to Us that Kardashian's family friends, Lisa Gastineau and daughter Brittny, visited the hospital and were seen arriving with flowers.

Read more at US Weekly.