The singer works the crowd at a concert in Glasgow, Scotland. Plus: Justin Theroux, Jenny McCarthy & more!
Credit: Rick Diamond/Getty
Published: Friday Feb 21, 2014 | 07:00 PM EST
More from PEOPLE
- Read This Boston Marathon Bombing Survivor's Open Letter to Dzhokhar Tsarnaev
- Read the Cover Story: What Caused This Teenager to Murder His Parents?
- Kimberly Henderson, Single Mom and Viral Star, on Her Incredible Journey
- Grey Gardens Filmmaker Albert Maysles Dies at 88
- Juliette Lewis Talks Quitting Drugs at 22, Battling Mania 'My Entire Life'