The story follows Om Prakash Makhija (Khan), an obscure 1970s actor, who dies in a suspicious on-set fire involving his crush, well-known yesteryears superstar Shanti Priya (Padukone), and is reincarnated in the present day as superstar Om Kapoor, seeking to exact revenge on the perpretrator, Shanti's husband and powerful producer Mukesh Mehra (Rampal).

The film eventually began production after its leads were cast, with its title being derived from a song from Subhash Ghai's Karz (1980).

It received positive reviews from critics, with praise for its story, screenplay, soundtrack, production design, costumes, and performances of the cast.

One night, he and Pappu sneak into the premiere of Shanti's film, Dreamy Girl, in disguise, making a memorable impression on her.

Later, Omi, inebriated, gives a heartfelt acceptance speech to Pappu and local children, pretending to have won an award.

The two become friends, and although Omi initially lies about being a Tamil film star to impress her, he eventually confesses the truth.

However, once Omi leaves, Mukesh reveals his true colours to Shanti, confessing that his actual plan is to kill her and their unborn child to avoid any impedance in his career as a producer.

Thirty years later, Om Kapoor aka O. K., now a successful yet arrogant actor, suffers from pyrophobia and frequently encounters Bela, who believes him to be her son.

experiences vivid flashbacks and unwittingly delivers Omi's old drunken speech at a Filmfare Awards event.

During a masquerade ball for the film's music launch, Om indirectly hints at Mukesh's guilt through Shanti's story.

Sandy then appears, disclosing that Mukesh had buried Shanti alive under the chandelier after discovering she had survived the initial fire.

[7] The participants are listed below: In 2002, Farah Khan worked as a choreographer for the musical Bombay Dreams in London, which she felt presented a "clichéd and outdated version" of the Indian film industry.

Amid speculations that Shah Rukh Khan would star in Happy New Year, the actor rejected the first draft of the film, upon which Farah's husband and editor Shirish Kunder reminded her of the story she had conceived while in London.

He knew that despite being part of a crowd, junior artists do not want to be recognised as such, ruins their chances of landing a leading role in future.

"[26] In preparation for her role, Padukone watched several films of actresses Helen and Hema Malini to study their body language.

[7] The song "Dhoom Taana" has digitally altered guest appearances, which included Sunil Dutt from Amrapali (1966), Rajesh Khanna from Sachaa Jhutha (1970) and Jeetendra from Jay Vejay (1977).

[37] In October 2007, Abhishek Bachchan finished filming for his cameo appearance; he shot between 10 and 2 in the night for his screen time of about one and a half minutes.

[49] Red Chillies Entertainment had reportedly sold the world rights for the film to Eros International for an amount between Rs.

The court ordered the producers and Sony Entertainment Television, to edit the Manoj Kumar look-alike scenes before showing the film on the channel on 10 August 2008.

In January 2008, Cine Writers Association (CWA) rejected Monga's appeal at a special Executive Committee meeting.

The similarities were more than mere coincidences according to Sooni Taraporewala who chaired a special committee that has investigated the case on behalf of the Film Writers' association.

[71] Khalid Mohamed of Hindustan Times gave the film four stars out of five and appreciated the performances, observing how Rampal is "consistently first-rate as the suave villain" while Padukone is "fantastic, so surprisingly assured that you marvel at her poised debut".

He notes that "the enterprise belongs to Shah Rukh Khan, who tackles comedy, high drama and action with his signature style—spontaneous and intuitively intelligent.

"[72] Nikhat Kazmi of The Times of India gave the film three and a half stars out of five and writes, "Farah Khan's re-birth saga literally makes an art of retro and paints the seventies pop culture in Andy Warholish strokes".

[73] Raja Sen of Rediff.com gave it three and a half stars out of five and applauded the performances of Shah Rukh, Padukone and Talpade.

[74] Rajeev Masand of News18 gave the film three stars out of five and writes, "Unpretentious and completely transparent in its intentions, Om Shanti Om is an entertainer in the true sense of the word, mixing up genre elements like comedy, drama, action and emotion to create a heady broth of Manmohan Desai-style exaggerated entertainment."

[69] Sudish Kamnath of The Hindu stated that the film is "an unabashed celebration of willing suspension of disbelief, calling it a "light-hearted tribute to Hindi cinema the way we know it and love it".

"[78] Mark Medley of National Post gave 3 stars and stated, "The film is a mess for all the right reasons; elements of comedy, drama, romance, action and the supernatural are packed in.

"[79] AOL gave the film 3 out of 5 stars stating, "The movie consists of all the elements that are essentially called the 'navratnas' of Indian cinema – from joy to grief to romance to revenge.

"[80] Nina Davuluri's talent for Miss America 2014 was a Hindi film fusion dance choreographed by Nakul Dev Mahajan and performed to Dhoom Taana.