Passage: Bastille (stylised as BΔSTILLE) are a British rock band formed in 2010. The group began as a solo project by lead vocalist Dan Smith, but later expanded to include keyboardist Kyle Simmons, bassist and guitarist Will Farquarson, and drummer Chris Wood. The name of the band derives from Bastille Day, which is celebrated on 14 July, the date of Smith's birthday.

Question: Based on this passage, where did the band bastille get their name?
Steam of consciousness below:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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The relevant information is: The name of the band derives from Bastille Day, which is celebrated on 14 July, the date of Smith's birthday.
So, the answer is from Bastille Day , which is celebrated on 14 July , the date of Smith 's birthday.