Creepiest new trend you’d better get used to

It started with Celine Dion and Elvis Presley singing together at the “American Idol” special “Idol Gives Back.” Then tonight, Alicia Keys sang a duet with Frank Sinatra. “Yeah, Frank,” she coaxed, while the two-dimensional Sinatra did his part. We get what they were going for, but the whole singing-with-ghosts thing feels pretty forced to us.

February 10, 2008