Bing Crosby was an American singer and actor who was one of the most popular and influential musical artists of the 20th century. He was known as a CROONER, which is a type of singer who sings romantic ballads in a soft, intimate style. He was signed to Decca Records, a record label that was founded in 1929 and is now owned by Universal Music Group. His most famous song was 'White Christmas, ' which was released in 1942 and has become a holiday classic. He also recorded the song 'AMOR, ' which was a Spanish-language version of the popular song 'LOVE.' Bing Crosby was known for his smooth, melodic voice and his ability to croon romantic songs.