List of best-selling singles

Columns: Artist | Single | Released | Sales ( in millions )
Maroon 5 | One More Night | 2012 | 6.9 | Usher featuring will.i.am | OMG | 2010 | 6.9 | Katy Perry | California Gurls | 2010 | 6.7 | Flo Rida | Whistle | 2012 | 6.6 | Train | Hey , Soul Sister | 2009 | 6.6 | Rihanna featuring Jay Z | Umbrella | 2007 | 6.6 | Taylor Swift | Love Story | 2009 | 6.5 | Flo Rida featuring Sia | Wild Ones | 2012 | 6.5 | Bruno Mars | The Lazy Song | 2011 | 6.5 | Shōnan no Kaze | Junrenka | 2006 | 6.5

Example questions:
This best-selling single from the album `` Wild Ones '' is by an artist from what city ? | This 2012 single by a band originally named Kara 's Flowers was the second single released from what album ? | This best-selling single by an artist born Katheryn Elizabeth Hudson was released from what album ? | The best-selling single from the album `` Overexposed '' was by a band whose first album was an independent self-release titled what ?

Answers:
Carol City , Florida | Overexposed | Teenage Dream | We Like Digging ?