Transcript for Trump can keep hot air balloon grounded because 'he is so fat': Yang

And I championing crap on the trail too often because I need to stay in presidential form. Where this campaign. No one wants. You know like president who doesn't seem like that and run a mile. I think I don't know to think about him it's on this one. Me I don't think don't prompted Romano. You would view has endured internal watchdog for problem be hysterical. Was like I always like to meteor something. Is home wants Kutcher to try to read about B. Like like got stuck be so amazing the American people. Trying to wants I say he'd like passes out like the courtroom mark. Oh yeah now I just don't feel that any physical or mental feed under the sun and jobs market like IB yet being a slop. He's been bears I was having fun sport truck challenge questions. Oh necessary continue to recite it. Is an. I can do approximately infinity more pushups than Donald Trump and I would. I mean I don't think it's I think Friday about. I think pride in my ear ability to do persistent. But look look but I don't wanna go through this and electorally like what could Donald Trump possibly be better than me. And eating contest. Like something that involves like trying to keep summing on the ground and having really large body mass like if there was a hot air balloon that was rising and you need to destroyed keeping on the ground. You'd be better than me at that because he's. This so fat. After. He might feel of the union golf dawn told he cheats a lot so who knows what is true golf abilities. What else in the us both from time. All right Donald Trump I challenge you did this and about any physical or intellectual feed. Because your terrible president and America would look to see you pass out trying to Panama. Thank you.

This transcript has been automatically generated and may not be 100% accurate.