India, July 14 -- The perfect recipe for a blockbuster film is an unpredictable plot, exceptional writing, and breathtaking performances. But the secret ingredient to take this dish to the next level, which is often underrated or ignored, is the chemistry between the protagonists. It can essentially make or break the fate of the movie. This formula is not limited to the romance genre, where the duo sets the screen ablaze with sizzling intimate scenes. In an action movie, the duo needs to be in sync to fight off the enemy, and in a comedy film, the duo will need to match each other's comedic timing. It is as difficult to build chemistry with a co-star as it is essential, especially for ones doing it for the first time. Let's take a look at...