Rami Malek's masterful performance Queen's legendary frontman Freddie Mercury, in "Bohemian Rhapsody," got a lot of help from dental technician Chris Lyons, who's given actors like Meryl Streep and Tilda Swinton their chops. But when asked to re-create Mercury's formidable teeth, Lyons worried he may have bitten off more than he could chew. Lee Cowan talks with Lyons, and with make-up artist Jan Sewell and prosthetic designer Mark Coulier, about Malek's transformation.