. >> 15-year-old isabelle moner, called josh a goofball. >> looking like a goofball.esn't really in the picture, but to me, he is one. he's acting all serious, i just start laughing. >> because in real life? >> in real life, he is not bad, doesn't take himself too seriously. are you finding now your son is becoming his own man? >> oh, yeah. his thing is wearing batman and spider-man costumes. carrying a southwaword as long can. boys and their weapons, crazy. >> did you know that "entertainment tonight" is the only show that has been on-set for all five of the "transformers" blockbusters? >> it's like i'm a kid again. >> one of those trains are getting blown up today. >> these are michael bay sets, so things are getting blown up. >> it's a big shot. >> that's michael on the set of "transformers" in 2007, that started it all. and shia lebouf fighting robots. >> you're thinking, they're protecting the camera, why don't i have a bullet proof box? >> and josh duhamel even flew in a fighter jet. >> have you done this before? >> it's my first time. >> two years later, we wer