The 'You Da One' singer was spotted by onlookers with a group of friends during her trip in Cologne.
Kings Of Leon
The three brothers and one cousin's hits include 'Use Somebody' and 'Notion'. Their biggest hit 'Sex on Fire', went to No.1 around the world.
Anthony Caleb Followill (Lead vocals, rhythm guitar)
Born: January 14, 1982
Ivan Nathan Followill (Drums, percussion, backing vocals)
Born: June 26, 1979
Michael Jared Followill (Bass guitar, backing vocals)
Born: November 20, 1986
Cameron Matthew Followill (Lead guitar, backing vocals)
Born: September 10, 1984
The 'Love On Top' singer is rumoured to be headlining this year's event in Chelmsford and Staffordshire.
The 'Sex On Fire' stars are forced to end their tour early.
The 'Sex On Fire' stars are set to pen a 007 theme for Daniel Craig.
The boys are back with another mother of an infectious record with a killer hook. Check out the video to their brand new single 'Radioactive'.
Taken from the most downloaded album in the UK ever, check out the double BRIT Award winners' video for 'Use Somebody'.