TORONTO – We’re pretty sure “Diana” is not in the rotation, so it was a little surprising to hear that Canadian crooner Paul Anka dropped in on 102.1 the Edge this week to talk about his new album. After The Killers had been in to chat on Tuesday, “outta nowhere - the legend himself, Paul Anka, dropped by to discuss his new ‘Rock Swing’ album where he covers some classic alternative tracks,” said The Edge’s Jonathan Sinden, in an e-mail. That’s “the benefit of having a street level studio that’s open to the public on Canada’s busiest street… people just...