Ok ok well it's a very tedious and difficult thing to accompish but I'm sure u can do it... Well first you have to get your right hand. It ha to be your right and grab his pants, j recommend using...
i am a guy and might be hated by this answer but u cannot always tell some guys can really put on an act, at one time that was my stupid mistake until i grew up. all though guys can trick girls it...
Either he's really immature, or he's really little. Mature boys do not want to pull a girl's underwear off unless he is having sex with her - and that should be with her consent.