Question:  What do Ian Astbury and George Thorogood have in common?
Related documents: [0]  [DOC] Ian Robert Astbury (born 14 May 1962) is an English singer and songwriter. He is best known as a founding member and the lead vocalist for the rock band The Cult. [END] 
[1]  [DOC] George Thorogood (born February 24, 1950) is an American musician, singer and songwriter from Wilmington, Delaware. His "high-energy boogie-blues" sound became a staple of 1980s rock radio, with hits like his original songs "Bad to the Bone" and "I Drink Alone". He has also helped popularize older songs by American icons, such as "Move It on Over", "Who Do You Love?", and "House Rent Boogie/One Bourbon, One Scotch, One Beer", which became staples of classic rock radio. [END] 
Answer: 
singer and songwriter
singer and songwriter