I'd sooner hamstring justin testinal effluent...err..bieber, sorry so the little snot cannae' make a run for it, and rather than build a wall around him, avoid wasting perfectly good cement by taking aforementioned overgrown egotistical toddler and general noxious defaecation upon all that is acceptable and decent upon the face of his planet, to a site where construction work is already underway, and building him INTO the wall; in order that he may be slowly broiled alive by the setting concrete in his own coagulated ego-plasm and if being cooked alive doesn't finish him off (we can but hope) then when it DOES set, he'd end up having the breath crushed out of him excruciatingly slowly.
I'm a belieber. In breaking him in whatever creative ways requisite to fit him into a shoebox, and mailed to hell with an accompanying note that says 'package returned to sender, unopened; at least, to a degree'