The GMI tracks the "boys' night out" demographic. Historically, these films have a 70:30 male-to-female ratio in theatres. The index predicts success based on the release date—films released just before a long weekend (Diwali, Eid, or Republic Day) where groups of male friends are looking for non-serious entertainment score the highest.
If you are looking for a reliable index to watch the film today, it is categorized under several major streaming platforms: Currently hosts the film for premium subscribers. Grand Masti Index
: Grand Masti became the first-ever Indian adult comedy film to break into the ₹100-crore club . The GMI tracks the "boys' night out" demographic
The "Grand Masti Index" also serves as a warning for the industry. The 2016 sequel, Great Grand Masti , failed miserably at the box office with only a ₹16 crore lifetime earning. If you are looking for a reliable index