Indian playback singer Sonu Nigam, along with his five-year-old son Nevaan, enthralled the audience at an overflowing Centre of Excellence here. Several thousand people packed the centre Saturday night to see and hear him as he belted out several of his famous tunes from his well-established repertoire which included "Main hoon na", "Main agar kahoon", "Salaam-e-ishq" and "Saathiya".