Watashi WA hijō ni shitsurei desu, watashi o mushi suru kudasai. Okay, not to be rude, but the above says (politely) "I am very rude, please do bug to me" おれのちんこを吸てよ "ore no...
You shouldn't do anything you don't want to do such as something so personal as sucking somebodies penis. A boy saying suck my dick could also be a joke. Like go to hell. Instead of saying go to hell...