Ahead of its worldwide release, the Prabhas and Pooja Hegde- starrer ‘Radhe Shyam’ gears up for promotions. The makers, who have rustled up non-stop promotions, have launched the release trailer of the movie on Wednesday. The trailer launch event was attended by Prabhas, Pooja Hegde, Radha Krishna Kumar, Resul Pookutty and others.