Question: Who sings with the artist with the best selling single of all time on Silver Bells?

full_context: Document 1: Santa Claus Is Comin' to Town: The earliest known recorded version of the song was by banjoist Harry Reser and his band on October 24, 1934 (Decca 264A) featuring Tom Stacks on vocal, the version shown in the Variety charts of December 1934. The song was a sheet music hit, reaching number 1. The song was also recorded for Victor Records (catalog No. 25145A) on September 26, 1935 by Tommy Dorsey & His Orchestra with vocals by Cliff Weston and Edythe Wright.
Document 2: Don'cha Hear Them Bells: "Don'cha Hear Them Bells" is a 1953 song written by Les Paul and recorded by Les Paul and Mary Ford. The song was released as a single.
Document 3: Mary's Boy Child: Harry Belafonte heard the song being performed by the choir and sought permission to record it. It was recorded in 1956 for his album An Evening with Belafonte. An edited version was subsequently released as a single, reaching No. 1 on the UK Singles Chart in November 1957. It was the first single to sell over one million copies in the UK alone. To date, Belafonte's version has sold over 1.19 million copes. In 1962. the full - length version was added to a re-issue of Belafonte's previously released album To Wish You a Merry Christmas.
Document 4: White Christmas (song): ``White Christmas ''is a 1942 Irving Berlin song reminiscing about an old - fashioned Christmas setting. The version sung by Bing Crosby is the world's best - selling single with estimated sales in excess of 100 million copies worldwide. Other versions of the song, along with Crosby's, have sold over 150 million copies.
Document 5: Silver Bells: ``Silver Bells ''was first performed by Bob Hope and Marilyn Maxwell in the motion picture The Lemon Drop Kid, filmed in July -- August 1950 and released in March 1951. The first recorded version was by Bing Crosby and Carol Richards on September 8, 1950 with John Scott Trotter and his Orchestra and the Lee Gordon Singers which was released by Decca Records in October 1950. After the Crosby and Richards recording became popular, Hope and Maxwell were called back in late 1950 to refilm a more elaborate production of the song.
Document 6: All I Want for Christmas Is My Two Front Teeth: The song was introduced in 1948 by singing group The Satisfiers on Perry Como's radio show, and originally recorded by Spike Jones & His City Slickers on December 6, 1947, with lead vocal by George Rock. That version reached the top of the pop charts in 1948, and again in 1949. The song has also been recorded by numerous other singers and performers, including Ray Stevens, George Strait, Danny Kaye with The Andrews Sisters, Urbie Green, The Platters, Dread Zeppelin, The Kelly Family, Nat King Cole (reportedly Gardner's favorite version), The Chipmunks, the Hampton String Quartet, The Three Stooges, Kisdongs, and Count von Count of Sesame Street.
Document 7: A Christmas Melody: In September 2015, the Greater Cincinnati & Northern Kentucky Film Commission stated that Carey would be filming in Cincinnati for an upcoming film, Mistletoe & Melody. Carey was confirmed to be serving as the film's director and as one of the film's stars, and Stella Bulochnikov, Jonathan Axelrod, Alan Ett, Eric Jarboe and Kevin Connor were named as the movie's executive producers. Lacey Chabert and Brennan Elliott were also later confirmed as actors for the film, which had been re-titled A Christmas Melody. Child actress Fina Strazza was brought on to play Chabert's daughter and to sing ``Oh Santa! '', which Carey re-wrote for the film. Filming began on October 6, 2015 in Hyde Park and was expected to wrap on October 16, but did not finish until October 26.
Document 8: White Christmas (song): ``White Christmas ''is a 1942 Irving Berlin song reminiscing about an old - fashioned Christmas setting. The version sung by Bing Crosby is the world's best - selling single with estimated sales in excess of 100 million copies worldwide. Other versions of the song, along with Crosby's, have sold over 50 million copies.
Document 9: List of best-selling singles: According to Guinness World Records, ``White Christmas ''(1942) by Bing Crosby is the best - selling single worldwide, with estimated sales of over 50 million copies. The song recognized as`` the best - selling single of all time'' was released before the pop / rock singles - chart era and ``was listed as the world's best - selling single in the first - ever Guinness Book of Records (published in 1955) and -- remarkably -- still retains the title more than 50 years later. ''Guinness World Records states that double A-side charity single`` Candle in the Wind 1997'' / ``Something About the Way You Look Tonight ''(1997) by Elton John, a tribute to the late Diana, Princess of Wales, is`` the biggest - selling single since UK and US singles charts began in the 1950s, having accumulated worldwide sales of 33 million copies,'' making it the second - best - selling single of all time.
Document 10: List of best-selling albums: Michael Jackson's Thriller, estimated to have sold 66 million copies worldwide, is the best - selling album. Although sales estimates for Thriller have been as high as 120 million copies, these sales figures are unreliable. Jackson also currently has the highest number of albums on the list with five, while The Beatles, Madonna and Celine Dion each have three.
Document 11: List of best-selling singles in the United Kingdom: The best - selling single in the UK is ``Something About the Way You Look Tonight ''/ Candle in the Wind 1997'', a double A-side released by Elton John following the death of Diana, Princess of Wales. Since September 1997, the single has sold over 4.93 million copies in the UK.
Document 12: Baby, It's Cold Outside: 2007: Martina McBride recorded an overdubbed duet with Dean Martin (from his original version recorded in 1959), and the song was added to her third re-release of her album White Christmas (No. 36 on the Hot Country Songs chart)
Document 13: Christmas (Michael Bublé album): The album is Bublé's second Christmas - themed release, after he released a five - track extended play, titled Let It Snow. Some of the songs from Let It Snow have been re-recorded for inclusion on Christmas, making Christmas his first full - length holiday release. For the album, Bublé teamed up with several well - known artists to record duets. His duet version of ``White Christmas ''with country music singer Shania Twain was based on an early arrangement by The Drifters, while his recording of`` Jingle Bells'' with The Puppini Sisters was based on the 1943 recording of Bing Crosby and The Andrews Sisters. He also teamed up with Latin star Thalía for a recording of ``Feliz Navidad ''. Bublé also recorded covers of Mariah Carey's`` All I Want for Christmas Is You'', and ``Blue Christmas '', and a brand new track,`` Cold December Night'', written with his longtime co-writer Alan Chang and producer Bob Rock.
Document 14: List of best-selling albums: Michael Jackson's Thriller, estimated to have sold 65 million copies worldwide, is the best - selling album. Although sales estimates for Thriller have been as high as 120 million copies, these sales figures are unreliable. Jackson also currently has the highest number of albums on the list with five, while The Beatles and Madonna each have three.
Document 15: Candle in the Wind: In 1997, John performed a rewritten version of the song as a tribute to Diana, Princess of Wales. This version of the song was released as a single and reached No. 1 in many countries, proving a much greater success than the original, officially being listed as the second best - selling single of all time, behind Bing Crosby's ``White Christmas ''.
ground_truth: Carol Richards
sub_queries: who has the best selling single of all time Answer: Bing Crosby
who sings with Bing Crosby on silver bells Answer: Carol Richards