There are a few common phrases that mean "Dang, This sucks," so on. Common ones are; Chikusho, Kusou, Shimatta Another fun phrase is "Mendokusai" which is an adjective that means "bothersome (to do)"...
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...
Seriously...how could you not know that? Obviously it's 'baka'. You hear it all the time from anime or from people who watch anime... :D
This person obviously doesnt watch enough anime. Its 'baaka'....