List of best-selling singles

Columns: Artist | Single | Released | Sales ( in millions )
Neil Diamond | Cracklin ' Rosie | 1970 | 6 | The Jackson 5 | I Want You Back | 1969 | 6 | Janet Jackson | Together Again | 1997 | 6 | Jerry Lee Lewis | Whole Lotta Shakin ' Goin ' On | 1957 | 6 | Madonna | Vogue | 1990 | 6 | George Michael | Careless Whisper | 1984 | 6 | The New Seekers | I 'd Like to Teach the World to Sing ( In Perfect Harmony ) | 1971 | 6

Example questions:
What was the 1st film to feature the artist to performed the latest best selling single under 7 million ? | How many records has the artist to release a best-selling single with backing provided by Gene Estes sold ? | How many million singles were sold from the album used as the Dangerous Minds soundtrack making it best-selling ? | Who formed the group to perform a best-selling single that developed from a Coca-Cola advert jingle ? | When was the best selling single performed by the artists to sing Say released producing under 7 million ?

Answers:
Poetic Justice | 100 million records | 6 | Keith Potger | 1970