By Devapriyo Bhattacharjee, Mumbai, Oct 10 : He was 15 when he came to Mumbai and like many others fell by the wayside of Bollywood's dream factory. It's been many years since but stardust still clouds Avinash Kumar's vision, his Bollywood ideal still intact and cynicism kept at bay thanks mainly to his 'god' Amitabh Bachchan who turns 66 Saturday. ">