Rostam and Clairo go way back. In 2019, the former Vampire Weekend member Rostam Batmanglij and the teenage indie-pop phenom Claire Cottrill worked together to produce Clairo's debut album Immunity . Later this week, Rostam will release his new solo LP American Stories , and Clairo is the only featured guest. We already posted Rostam's early singles " Like A Spark " and " Back Of A Truck ," and now we get to hear his Clairo collab "Hardy." "Hardy" is named after the French singer François Hardy, who was originally sampled on the track. That sample isn't on "Hardy" anymore, but the track does have another sample, of Georges Delerue score for the classic Truffaut film Day For Night . Rostam has been sitting on this instrumental since 2012, and the final version also has cello from Hamilton Berry, bass clarinet from Henry Solomon, and piano from Rostam himself.…