Mood: The mood of the video appears to be nostalgic and behind-the-scenes, with a theme of filmmaking and possibly a tribute to a classic Bollywood movie. The emotion evoked is one of excitement and curiosity, as the title suggests a 'making of' documentary, which often provides interesting insights into the production process. The overall theme seems to revolve around the creation of a film, likely a romantic comedy or drama given the title 'Dil to Pagal Hai', which translates to 'The Heart is Crazy'.

Environment: The setting appears to be a mix of various locations, possibly film sets, given the diverse backgrounds visible in the images. The environments range from a dark or indoor setting with neon lights to a more casual, possibly outdoor or rustic setting with a wooden wall. The variety of settings suggests that the video may showcase different aspects of filmmaking, such as shooting in various locations.