Question: Khalid bin Sultan AL Qasimi is an Emirati fashion designer, what indie rock band vocalist has worn his his fashion label?

Context paragraphs:
Sultan bin Saqr Al Qasimi: Sultan bin Saqr Al Qasimi (18th century – 1866) was the ruler (1803–1840, 1840–1866) of the emirates of Sharjah and Ras Al Khaimah on the Trucial Coast (currently known as the United Arab Emirates).  He was known as one of the most famous and powerful rulers of the Al Qasimi family in the UAE.  He was known for his objection to British interference in the issues of the coast and the attacks against British shipping that took place under his rule.  Following a series of such attacks extending to the coast of India, a British expeditionary force was sent to Ras Al Khaimah and sacked the town, setting it to fire and also burning the vessels, 'upwards of fifty', in the port.  The fleet then sailed to attack other Al Qasimi ports in the Persian Gulf, including Lingah.

Saqr bin Sultan Al Qasimi: Saqr bin Sultan Al Qasimi was the Emir of Sharjah from May 1951-24 June 1965.

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.

Fahim bin Sultan Al Qasimi: Fahim bin Sultan Al Qasimi (Arabic: فاهم بن سلطان القاسمي; born 1948) is an Emirati lawyer, diplomat, politician and businessman.  He served as the second secretary general of the Gulf Cooperation Council (GCC) from 1993 to 1996.

Lubna Khalid Al Qasimi: HE Sheikha Lubna bint Khalid bin Sultan Al Qasimi is the Minister of State for Tolerance and was previously the Minister of State for International Cooperation and Minister of Economic and Planning of the United Arab Emirates (UAE).  Sheikha Lubna holds the distinction of being the first woman to hold a ministerial post in the United Arab Emirates.  She is also a member of the ruling family of Sharjah and the niece to His Highness Dr. Sheikh Sultan bin Muhammad Al-Qasimi.

Khalid bin Sultan Al Qasimi: Khalid bin Sultan Al Qasimi (Arabic: خالد بن سلطان القاسمي‎ ‎ ) is an Emirati fashion designer who is accredited as the founder of the "Qasimi" fashion label.  He is best known for incorporating Arab elements in his male and female costume designs.  Much of Al Qasimi's women's collection is inspired by the Gulf’s colourful jalabiya dresses.  According to Al Qasimi, models should "resemble warriors walking out of a crypt and down the runway."  His fashion brand has been showcased in numerous fashion hubs across the world, including London and Paris.  Among some of the celebrities who have worn Qasimi outfits include Lady Gaga, Florence Welch and Cheryl Cole.

Piracy in the Persian Gulf: Piracy in the Persian Gulf was prevalent until the 19th century.  It was perceived as one of the primary threats to global maritime trade routes, particularly those with significance to British India and Iraq.  Many of the most notable historical instances of piracy, referred to as 'resistance' by modern Emirati historians, were perpetrated by the Al Qasimi tribe.  This led to the British mounting the Persian Gulf campaign of 1809, a major maritime action launched by the British to bombard Ras Al Khaimah, Lingeh and other Al Qasimi ports.  The current ruler of Sharjah, Sultan bin Mohammed Al Qasimi argues in his book "The Myth of Piracy in the Gulf" that the allegations of piracy were simply excuses used by the British to impose imperialism.

Khalid Al Qassimi: Sheikh Khalid bin Faisal bin Sultan Al Qassimi (Arabic: الشيخ خالد بن فيصل بن سلطان القاسمي‎ ‎ ) is a rally driver from the United Arab Emirates, and a member of the royal house of Al Qasimi who rule the Emirates of Sharjah and Ras Al Khaimah.  He is the current champion of the Middle East, and previously won the same title in 2004.  Sheikh Khalid also competes in the World Rally Championship (WRC).

Khalid bin Bandar bin Sultan Al Saud: Khalid bin Bandar bin Sultan bin Abdulaziz Al Saud (Arabic: الأمير خالد بندر بن سلطان بن عبدالعزيز آل سعود) is a Saudi businessman and a member of the House of Saud.  Khalid bin Bandar is the son of Bandar bin Sultan.

Saqr bin Zayed Al Nahyan: Sheikh Saqr Bin Zayed Al Nahyan was the third ruler of Abu Dhabi.  He was the brother of Sultan bin Zayed bin Khalifa Al Nahyan (who ruled Abu Dhabi from 1922 to 1926), whom he shot and killed to avenge the death of their older brother Sheikh Hamdan, and in 1926 he became ruler himself.  He was uncle to Zayed bin Sultan Al Nahyan and Shakhbut bin Sultan Al Nahyan, his successor.  An assassination attempt by members of the Al-Bu Shaar section of the Al Manaseer on New Years Day 1928 failed but he was later caught up with and assassinated.

Supporting paragraphs: Khalid bin Sultan Al Qasimi Florence Welch
Answer: Florence Welch