come on. you can do it. >> do the double monkey bars like alex did. >> i'm out of breath. >> here we go. two more to go. >> three more to go. done, almost. nice. now you need to do a 400-pound tire and you are done. that's it. just one tire. up, up, up, up, oh! whoo! nicely done. the whole room shook with that tire. how are you feeling? >> very tired but relieved. >> 1:19. >> that's not bad. >> that's not bad. >> i'm alive. >> now that john has done it. even though i'm a little not as good shape as john is because i'm 5.5 months pregnant, i'm going to give it a try, too. >> and i have two female leads and they will spot you. >> i will take all of john's spotters.