In a move that raises him 50 gazillion cool points, Josh Groban appeared on Jimmy Kimmel Live Monday night to promote his latest album, The Best Tweets of Kanye West. In the must-see spoof, Groban crooned, in beautiful operatic form, the gems of the rapper's Twitter stream, including "Do you know where to find marble conference tables? I'm looking to have a conference . . . not until I get the table, though," "Fur pillows are actually hard to sleep on" and, yes, "Can we please toast to the motherf------ douchebags tonight!!"