hey guys i saw some years ago an movie and now i want to know the name of this movie i dont remember

its about an young black guy that is an sign artist and his teacher brings in in an art school or some and than he died with his brother in then end of the movie ^^

its not much information about the movie^^ but thats all i remember :/ saw it think about 5-7 years ago or some^^

maybe some1 know that movie?^^ with my crap information^^