Brands have always loved the Hindu-Muslim theme...

Yet, Surf Excel got unfairly trolled. Here's a quick listicle of some memorable ads about religious harmony between Hindus and Muslims. Some of them are about India and Pakistan.

Recently, after an unfortunate turn of events, HUL's Holi-themed advert for detergent brand Surf Excel ran into a digital fire. Why? Because it was based on Hindu-Muslim harmony. And because Twitter has become a playground for trolls.

We take a quick look at some memorable ads from the past, recent and remote, that are based on the same theme - religious harmony between these two religious communities.