President Obama: The young lady seems like a perfectly nice person. She's getting her award. What's he doing up there? He's a jackass. (Laughter)
The pop celeb Pink, speaking of Kanye West on Twitter: "The biggest piece of shit on Earth!"
Tony Sclafini's report for MSNBC.com presents a range of pop-music writers and other established authorities weighing in on the Kanye West-Taylor Swift debacle with unanimous condemnation, some more scolding than others.