<Tr> <Th_colspan="2"> Music video </Th> </Tr> <Tr> <Td_colspan="2"> "Chasing Cars" on YouTube </Td> </Tr> <P> "Chasing Cars" is a song by Northern Irish - Scottish alternative rock band Snow Patrol . It was released as the second single from their fourth studio album, Eyes Open (2006). It was recorded in 2005 and released on 6 June 2006 in the United States and 24 July 2006 in the United Kingdom . The song gained significant popularity in the US after being featured in the second season finale of the popular medical drama Grey's Anatomy, which aired on 15 May 2006 . </P> <P> "Chasing Cars" became notable as one of the songs that revealed the impact of legal downloads on single sales in the UK, selling consistently for years after its release . The song is Snow Patrol's biggest - selling single to date, ending 2006 as that year's 14th best - selling single in the UK and that year had the distinction of being the last song performed live on the BBC's Top of the Pops . Also, on the strength of downloads, it was the UK's 34th best - selling single of 2007 . The song peaked at number 6 on the UK Singles Chart, and number 5 on the US Billboard Hot 100 . </P>

When was chasing cars played in grey's anatomy