(Credit: Chris Randle / City Opera Vancouver) On March 26, City Opera Vancouver released the comic cantata “Perruqueries” on the company’s YouTube channel. Composed by Jocelyn Morlock to Bill Richardson’s libretto, the video work explores wigs and the people who wear them. Viewing is free. Storied wig-wearers Bobby Hull, Andy Warhol, and Galina Vishnevskaya, among others, get combed over in {…}