'Have we learnt our lesson after 26/11? Has anything changed? Are we safer now?'

Here's what your favourite Bollywood celebrities are tweeting.

Remembering the heroes and victims of the 26/11 Mumbai terror attacks, several Bollywood stars turned to Twitter to pay tribute:

Akshay Kumar: It's been 5 yrs since the 26/11 terror attack, a day we can never and should never forget. My heartfelt tribute to all those who lost their lives...but the haunting question is, have we learnt our lesson? Has anything changed? Are we any safer now?

Amitabh Bachchan: 26/11 ... !!! In memorial ... in prayer !!

Aashish Chowdhry, who lost his sister and brother-in-law in the attack, tweeted: 5 yrs back, today was d start of d unimaginable for me. Losing health, wealth, career, stability, I've overcome; but how I miss u, Mona n Jiju.

Anupam Kher: 26/11 changed the lives of people who lost someone dear to them forever. May God give them the strength to deal with the loss.

Kunal Kohli: #26/11 will never forget that day. Am also not forgetting tht the handlers are still free.Catching foot soldiers not enuf, need the planners.

Vivek Oberoi: True courage is resistance to fear,mastery of fear in the presence of fear! I salute the spirit of #Mumbai proud 2be a #mumbaikar

Tara Sharma Saluja: Prayers for the victims and their families of the tragic devastating awful 26/11/08 attacks. We have to make our world a safer place.

Shekhar Ravjiani: 26/11. A day that we all must remember however much we'd like to forget.

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Sunny Leone is all set to foray into the Tamil movie industry. She will be seen in an item song in a forthcoming film called Vadacurry.

Confirming the reports, Leone tweeted: ‘I am very excited to announce by Tamil Film Debut in 'Vadacurry', Set to Groove with Jai!!! hope you enjoy...xoxo.’

Sunny next Bollywood venture is Jackpot, which releases on December 13. 

Arjun Rampal celebrated his 41st birthday today, and his colleagues turned to Twitter to wish him:

Nikhil Advani: Happy birthday @rampalarjun It's a year. We were in Dasada last year and you were getting ready for your final bow. Good days wot? have a super super year bro. Big hug. Cheers!!!

Boman Irani: happy birthday brother Arjuna. Love always.

Tara Sharma Saluja: Happpy Birthday Arjun! Have a super year! Lotsa Lov.

Manish Paul: many many happy returns of the day big brotha...have a wonderful year ahead:):)

Riteish Deshmukh: happy birthday my friend big hug.

Arjun thanked all his well-wishers and wrote: Wow thank you, thank you thank you. You all overwhelm with your love. I am sending ten folds back to all of u.

Amitabh Bachchan, who is considered as the one of most popular actors in Bollywood, feels that Shah Rukh Khan, Salman Khan and Aamir Khan are bigger stars than him.

‘When I walk into a restaurant some heads turn in recognition. When SRK, Salman, Aamir walk in the place erupts .. true test Of Super Stardom !!’ the 71-year-old actor tweeted.

Bachchan, who recently finished shooting for the grand finale of Kaun Banega Crorepati, has started shooting for his next film Bhootnath Returns. ‘The day at Film City and 'Bhootnath Returns' .. each location spins old memories. I seem to being saying this quite often .. AGE !!’ he added.

The first look of cross-border film Total Siyappa is finally out.

Actress Yaami Gautam, who will be seen opposite Ali Zafar in the film, shared the first official poster on Twitter.

Set in London, the film tells a story of a Pakistani boy who goes to meet a girl's Indian Punjabi family and the chaos (siyappa) that follows. Written by Neeraj Pandey and directed by E Niwas, the film will release next year.

Filmmaker Madhur Bhandarkar attended the screening of his film Heroine at an Indian film festival in Russia on November 25.

He shared a picture of him after the screening and tweeted: ‘Attended Indian film week in Moscow with opening film HEROINE. Feeling really honoured and blessed.’

The festival, which will conclude on December 3, will also screen his National Award-winning film Page 3.