Overview: Jools takes a look back at the popstars who have graced the studio over the past couple of decades, beginning with Robbie Williams, who took the show into a new era in 1998 with his pop anthem 'Millennium', followed by Spice Girl gone solo Melanie C. More pop-tastic performances from the who’s who of the charts across the world including the likes of US megastar The Weeknd, alt-pop artist from New Zealand Lorde, and our very own global pop sensations Adele, Ed Sheeran, Dua Lipa and Harry Styles, plus much more.