Complex sentence: Vishal assisted actor-director Arjun Sarja in his venture "Vedham", and a producer spotted Vishal on the sets of the film and signed him to appear in an acting role in Gandhi Krishna's directorial debut, "Chellamae".
Split into simpler sentences: Vishal assisted actor-director Arjun Sarja in his venture "Vedham". A producer spotted Vishal on the sets and signed him to appear in Gandhi Krishna's directorial debut, "Chellamae".