The exact origin of this Rajdeep version is not clearly documented, but the fahh format spread through short form meme edits where a single shouted syllable became a reusable reaction. It sits alongside the fahhh sound and the faaah variant, with small spelling changes helping each version circulate separately on soundboards and social feeds. Creators keep reusing it because the shout is instantly recognisable, needs no setup, and can turn an ordinary clip into a joke about shock, failure or disbelief within a single beat for viewers everywhere online today.