Ugluk because he's such a swell guy, he adopted some of those orclings and formed a family singing group!
"The hills are alive, with the sound of torture!"
"I think I hate you, so what am I so afraid of? I'm afraid that I'm not sure of, a hate there is no cure for!"
"Whoa, whoa, Sauron, tell me 'bout the good old days..."
You get the idea...