However, there is no widely published peer-reviewed paper specifically titled "Chenai Express Instagram Reels." Instead, researchers study similar topics under media studies, digital culture, or Bollywood fan studies.
It sounds like you're looking for a about Chenai Express (likely a misspelling of Chennai Express – the 2013 Bollywood film starring Shah Rukh Khan and Deepika Padukone) and its presence or analysis on Instagram Reels .