As "Glee" star Darren Criss prepares to join the cast of Hedwig and the Angry Inch, he chatted with Playbill about one of the most vital aspects of physically transforming into Hedwig: wearing heels. Criss will replace John Cameron Mitchell in the title role beginning April 29 and play a 12-week limited engagement at the Belasco Theatre. See what Rebecca Naomi Jones has to say about taking on the role of Yitzhak.