How does one talk about diaspora, parental expectations, body issues, identity, patriarchy, racism and love (brotherly, romantic and self-obsessed - choose your flavor) without going either the sermonizing, sniffling, heaviness route or The Pradeeps of Pittsburgh out and out comedy route? You get your counsel from a pig's head, that's how. Ten years ago, when Riz was Naz, we had chanced on this gem - The night of - on HBO. On the face it was a crime thriller. But what kept us