We've been seeing an awful lot of celebrities attending events with their offspring lately, and it begs the question: when did These Kids get so Grown up? It seems like just yesterday we Were an**uncing the birth of Suri Cruise (who is **w a very vibrant, energetic 8-year-old)*and *****ing up over little Iris Apatow in K**cked Up and This Is 40, and **w, they may as well be teenagers. From the adorable Jolie-Pitts to those insanely good-looking Beckhams, keep reading to see 13 Celebrity Kids who grew up before our very eyes.