Lily Allen in a backless black dress at the 2014 Serpentine Gallery Summer Party in London

29 year old music artist Lily Allen arrived for the 2014 Serpentine Gallery Summer Party in London, and wore a dramatic mini dress. Her black dress featured a plunging neckline, short sleeves, and was held back together by sultry strings. The dress was also backless and Lily added studded Christian Louboutin heels to her dress and carried a sequined Chanel rucksack.

Lily Allen in a backless black dress at the 2014 Serpentine Gallery Summer Party in London

Lily Allen in a backless black dress at the 2014 Serpentine Gallery Summer Party in London

Lily Allen in a backless black dress at the 2014 Serpentine Gallery Summer Party in London

Lily Allen in a backless black dress at the 2014 Serpentine Gallery Summer Party in London