The singer kicks off her world tour in Phoenix. Plus: Ryan Gosling, Angelina Jolie, Michelle Williams and more
Credit: Charles Guerin/Abaca
Updated: Thursday Feb 14, 2013 | 06:00 AM EST
More from PEOPLE
- Zac Efron Says Final Goodbye to His Dog Puppy: 'You've Always Been My Best Friend'
- Read the Cover Story: The Gosselins 10 Years Later: 'So Much Has Changed'
- Britney Spears Recreates Her Iconic 'Baby One More Time' Video with James Corden on Carpool Karaoke
- FROM EW: Ellie Goulding's 'Still Falling for You' Video Teases Bridget Jones's Baby
- Taylor Swift Donates $50,000 to Baton Rouge Food Bank