Question: What is the nationality of the singer who beat out Pour Some Sugar on Me by Def Leppard for the top spot on the US Billboard Hot 100 chart?

Related documents: [0]  [DOC] Richard Noel Marx (born September 16, 1963) is an American adult contemporary and pop/rock singer, songwriter, musician and record producer who has sold over 30 million records. He had a stream of hit singles in the late 1980s and 1990s, including "Endless Summer Nights," "Right Here Waiting," "Now and Forever," "Hazard" and "At the Beginning" with Donna Lewis. Although some of his major hit songs were ballads, many of his songs have had a classic rock style, such as "Don't Mean Nothing," "Should've Known Better," "Satisfied," and "Too Late to Say Goodbye." [END] 
[1]  [DOC] "Pour Some Sugar on Me" is a song by the English rock band Def Leppard from their 1987 album "Hysteria". It reached number 2 on the US "Billboard" Hot 100 on 23 July 1988, behind "Hold On to the Nights" by Richard Marx. "Pour Some Sugar on Me" was ranked #2 on VH1's "100 Greatest Songs of the 80s" in 2006. [END]  
Answer: American
American