TMZ caught the beat-boxing blonde wannabeen outside Tenjune in New York on New Year's Eve with fellow "Idol" leftover Haley Scarnato -- where before calling one shish kabob-wielding guy a "douchebag," Blake dropped his new signature line.
Whaaat? It's a slow news day. But I think most people think he would prefer another set of round body parts in his mouth. Just sayin'.