Swami Om: The name is enough to remind fans of Bigg Boss what the self-proclaimed godman did in the house to stay in the news. The Season 10 contestant wooed the girls in the house, harassed them to stir up controversy. Even after coming out of the house, he found ways to create more controversies to stay in the spotlight.
Rakhi Sawant: The outspoken item girl of Bollywood, Sawant gained entry into the Bigg Boss house (Season 1) following the kissing controversy with Mika Singh.
Dolly Bindra: Bigg Boss season 4's most popular celebrity Dolly Bindra created many controversies. Dolly had made many unscrupulous allegations against contestant Shweta Tiwari, who emerged as the Season's winner. Dolly has often been part of controversies even after leaving Bigg Boss house.
Sherlyn Chopra: She was the first Indian model to pose nude on the cover of Playboy, Chopra has thrived on her controversial avatar. Before appearing on Bigg Boss season 3, Sherlyn did bold roles in B-grade films, and also posted provocative pics on Twitter.
Sofia Hayat: Actress, singer and model Sofia Hayat had many fights in the Bigg Boss house in Season 7. When she came out of the house, she filed a police complaint against co-contestant Armaan Kohli. Sofia's controversies did not end there. She grabbed headlines by sharing her semi-nude photos on social media, later becoming a nun, followed by her marriage with Romanian model Vlad Stanescu and recently getting divorced.
Imam Siddique: Contestant Imam Siddique of Season 6 was called Rakhi Sawant's male version. Imam had stripped during a fight in the Bigg Boss house. Imam went as far as getting into a fight with the host Salman Khan which didn't go down well for him.
Pooja Misrra: Pooja Misrra, who appeared in Season 5, quarrelled with every single contestant in the house that season. Her favourite line 'Spare me' had become quite famous. After the show was over, her videos where she was fighting with the hotel staff and using abusive language in flight had become viral.
Kamaal Rashid Khan: He was in Season 3. The actor-producer's film Deshdrohi, based on attacks on North Indians in Mumbai, irked the Maharashtra Navnirman Sena, and led to violent protests against the film. He is still known to be one of the most controversial celebrities in B-town.
Rahul Mahajan: The sympathy that Rahul received following his politician father's shocking killing was short-lived. A month after Pramod Mahajan's death, Rahul was hospitalised, and later arrested, for alleged cocaine overdose. He has had two marriages, and both wives accused him of domestic violence. Rahul appeared on Season 2.
Monica Bedi: The ex-girlfriend of gangster Abu Salem, who starred in a few unsuccessful films in the 90s, was arrested along with the don in 2002 in Portugal. She was one of the most popular contestants in Season 2.
Jade Goody: The late English celebrity was accused of racially abusing Shilpa Shetty when the Indian actress was part of the UK reality show Celebrity Big Brother 5. She appeared in Season 2, however, soon got evicted due to health issues.
Raja Chaudhary: The ex-husband of popular TV actress Shweta Tiwari, Chaudhary has always been in the news for the wrong reasons. He has been arrested for creating ruckus outside Tiwari's house, slapping girlfriend Shraddha Sharma, and so on. Raja was part of Bigg Boss Season 2.
Veena Malik: The Pakistani actress created a furore back home after she appeared topless on the cover of FHM magazine. Malik, who has appeared in a few bold roles in B-Grade Hindi flicks, was also in an abusive relationship with tainted Pakistan cricketer Mohamad Asif. Veena entered Bigg Boss House - Season 4.
Ashmit Patel: He's done pretty little as an actor, and only made news when an MMS clip allegedly featuring him and then girlfriend Riya Sen in a compromising position started doing the rounds. Ashmit hit headlines again while on Season 4.
Shakti Kapoor: The actor, 90s famous villain on-screen, found himself embroiled in controversy when a TV sting operation allegedly showed him asking for sexual favours from an undercover reporter, who posed as an aspiring actress, in return for work. He appeared on Season 5.
Rahul Bhatt: Mahesh Bhatt's son came into the limelight when it was revealed that he had befriended 26/11 terrorist David Headley at a Mumbai gym. He stepped in Season 4 and popped many eyebrows.
Diandra Soares: Season 8's contestant Diandra Soares' closeness to TV actor and co-contestant Gautam Gulati had grown considerably. Both got intimate in the house quite often, that stirred controversy.
Abbas Kazmi: The professional criminal lawyer made headlines for representing Ajmal Qasab in the 26/11 Mumbai terror attacks case. He was later removed from the case after the judge observed that he was 'not co-operating' with the court in the interest of justice. He was part of Season 4.
Sunny Leone: Her entry in Season 5 created quite a stir in India, in the year 2011, considering her 'adult star' background then.
Nihita Biswas: She is the wife of Charles Sobhraj, one of the most dreaded serial killers in the world, also referred to as the 'bikini killer'. She raised eyeballs when she entered Season 5.
Andrew Symonds: The cricketer at the centre of Monkeygate along with Harbhajan Singh, the former Aussie all-rounder found himself out of the side more than once owing to his indiscipline and drinking issues. He was part of Season 5.
Sara Khan: Season 4's contestant Sara Khan did what no one has done in the Bigg Boss show till date. Sara married her boyfriend Ali Merchant in Bigg Boss house! They got married by performing all the rituals. But, after they left the house, they separated. Sara claimed that the channel had paid her money to stage the marriage.
Sapna Bhavnani: Hairstylist Sapna Bhavnani passed many comments on Salman Khan. She had called Salman a 'monkey' and 'serial-woman-beater' on the show. It is said that Sapna had said much more against Salman, but that was edited from the show.
Ratan Rajput: Bigg Boss Season 7's contestant Ratan Rajput made a lot of headlines with the show 'Ratan Rajput Ka Rishta'. Ratan also created her own 'Swayamvar' through this show and also got engaged with Abhinav Sharma, although Ratan broke the engagement after a few months.
Akashdeep Saigal: Akashdeep Saigal aka Sky had raised fingers on Salman Khan. In the show, he used to fight with other contestants too. Akashdeep had also said that Salman is the only person responsible for the destruction of his career.
Kushal Tandon: Season 7's contestant Kushal Tandon also made waves while in the Bigg Boss house. He fought with other contestants and when Salman Khan reprimanded him, he told people that Salman also apologised to him. Inside the house of Bigg Boss, his relationship with Gauahar Khan kept the rumour mills buzzing.
Tanishaa Mukerji: Kajol's sister Tanishaa was part of Big Boss Season 7. Besides small fights, she was seen getting intimate with contestant Armaan Kohli.
As Season 12 of the popular reality show Bigg Boss kicked off this week, we take a look at the most controversial contestants who have been part of the show over the years - from Swami Om and KRK to Rakhi Sawant and Dolly Bindra!
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