Wait, the 2006 ZEE Cine Awards were held in Mumbai. Also, the red carpet might have been covered by media. The event might have had performances or other segments.

For Best Actress, maybe Aishwarya Rai for "Bride & Prejudice." Or Priyanka Chopra for "Dil Bole Hadippa!" since that movie was very popular and she won several awards around that time.

So, for the ZEE Cine Awards 2006, the major winners might have been from 2005. Let's consider films like "Dil Bole Hadippa!," "Bhool Bhulaiyaa," "Bride & Prejudice," and "Nuvvostanante Nenostanante" (Telugu movie). Also, "Swades" might have been up for awards.

I should also note that South Indian films were included, so maybe a Telugu or Tamil film won an award. For example, "Chandrasekhar" or "Raju Chacha" in Telugu, or "Ghilli" in Tamil, but those were 2004. "Aagadu" (2004) or "Bhalekunduru Bhagatthana" (2005). Maybe "Nuvvostanante Nenostanante" (2003) was still getting awards. Hmm, not sure. Alternatively, maybe a 2005 Telugu film like "Nannaku Prematho."