Question: What award was won in 2009 by the band that had an English musician who was born on 28 August 1986?

Context paragraphs:
Ronald Rodrigues: Ronald Rodrigues (born 28 August 1986) is an Indian former cricketer.  He played six List A matches for Hyderabad between 2008 and 2009.

Anastasia Platonova: Anastasia Alexandrovna Platonova (Russian: Анастасия Александровна Платонова ; born 28 August 1986) is a Russian former competitive ice dancer.  With Alexander Grachev, she is a two-time (2008–2009) Finlandia Trophy silver medalist and 2008 NRW Trophy champion.  With Andrei Maximishin, she is the 2006 Karl Schäfer Memorial silver medalist and won three gold medals on the ISU Junior Grand Prix series.

Jermaine Palmer: Jermaine Ashley Clifton Palmer (born 28 August 1986) is an English footballer who plays as a striker for Holbeach United.

Briggs (rapper): Adam Briggs (born 28 August 1986), who performs as Briggs, is an Indigenous Australian rapper, record label owner, comedy writer, and actor.  Briggs became well known as a solo rapper, signing with Golden Era Records in 2009, before co-founding the hip hop duo A.B. Original in 2016.

Arthur Cunliffe: Arthur Cunliffe (5 February 1909 – 28 August 1986) was an English professional footballer who played as a winger.  In 1932 he was awarded two caps for the England national football team.

New (Paul McCartney song): "New" is a song written by Paul McCartney.  It was originally recorded by McCartney and produced by English musician Mark Ronson for McCartney's sixteenth studio album "New", and appears as the sixth track on the album.  After being released early on the iTunes Store as a track available to download from "New" on 28 August 2013, the song was released as a single on 2 September 2013 and available exclusively on Amazon.com.  The single's premiere on 28 August was concurrent with the official reveal of "New" on the same day.  The single gained heavy airplay on Japanese radio stations, where it became a number 4 hit on the Japan Hot 100.

Matthew Edgar: Matthew Edgar (born 28 August 1986) is an English professional darts player currently competing in Professional Darts Corporation along with regular appearances for Warwickshire County Darts in the English Premier League

Florence and the Machine: Florence and the Machine (stylised as Florence + the Machine) are an English indie rock band that formed in London in 2007, consisting of lead singer Florence Welch, keyboardist Isabella Summers, and a collaboration of other artists.  The band's music received praise across the media, especially from the BBC, which played a large part in their rise to prominence by promoting Florence and the Machine as part of "BBC Introducing".  At the 2009 Brit Awards they received the Brit Awards "Critics' Choice" award.  The band's music is renowned for its dramatic and eccentric production and also Welch's powerful vocal performances.

Bear Witness: Bear Witness is the first and only studio album by Australian band I'm Talking although, in 1988, they released a remix album, titled "Dancing".  The album was released in August 1986 by Regular Records and peaked at No. 14 on the Australian Album Charts.  The album yielded three singles, "Do You Wanna Be?"  (released in May 1986 and reaching No. 9 on the Australian Singles Chart), "Holy Word" (released in August 1986 and reaching No. 8 on the Australian Singles Chart) and "How Can It Be?"  (released in October 1986).  At the 1987 ARIA Music Awards Richard Alan, responsible for the album's cover, was nominated for 'Best Cover Artist'.

Florence Welch: Florence Leontine Mary Welch (born 28 August 1986) is an English musician, singer and songwriter, best known as the vocalist of indie rock band Florence and the Machine.

Supporting paragraphs: Florence and the Machine Florence Welch
Answer: Brit Awards "Critics' Choice" award