Task: Explanation
Input (English): Brian Thomas Littrell (born February 20, 1975) is an American singer, songwriter and actor, best known as a member of the Backstreet Boys. He is also a CCM singer and released a solo album, "Welcome Home", in 2006. Brian has had five top 20 solo singles in the US. Question: When was the American singer who is part of  Backstreet Boys discography born  Answer: February 20, 1975
Output (English): Brian Thomas Littrell born February 20, 1975 is an American singer, songwriter and actor, best known as a member of the Backstreet Boys.