Lorde Officially Announces Comeback Single 'What Was That'Matthew Koma Slams Hater For Criticizing Wife Hilary Duff's AppearanceLiam Payne's Sister Pens Tearful Message 6 Months After Star's Tragic DeathKelly Clarkson Recalls 'Unfortunate' Wardrobe Malfunction: 'I Was Commando'Chappell Roan Reveals Habit She Gave Up Because She Was 'Going Crazy'Kate Cassidy Details 'Beautiful Last Moment' With Boyfriend Liam PayneKesha Reacts To Old Photos Of Herself: 'Shouldn't Have Left The House'Billie Eilish Reveals Which Hairstyle Feels Like Her 'Career-Defining Look'Travis Barker Shares Never-Before-Seen Snap Of 1-Year-Old Son's New SkillWATCH: Katy Perry Floats With 'Space Sisters' During Historic FlightSheryl Crow, LeAnn Rimes Will Add Star Power To 'The Voice' As Mega MentorsChrissy Teigen Gives Update On 6-Year-Old Son's Chronic Health Condition