Jeetega Bollywood Ka Ticket and Kaho Na Yaar Hai. She presented reality shows like Kaante Ki Takkar and Comedy Champions. Tanna hosted a magic-based reality TV show, India's Magic Star in July 2010. In August 2010, she participated in Imagine TV's Meethi Choori No 1. She also played the role of Avni in Star One's Jaane Pehchaane Se... Ye Ajnabbi. In 2011, she participated in Zor Ka Jhatka: Total Wipeout. The same year, she played Ms Jaffery in Sony TV's Adaalat. In 2012, she acted in the children's television program Baal Veer, playing the role of Rani Pari. In September 2013, Grand Masti, a Bollywood sex comedy and a sequel to April 2004 film, Masti was released in which Tanna starred as Unatti. 2014–present: Bigg Boss 8, Naagin 3 and further success Tanna was a contestant on the popular controversial reality show, Bigg Boss 8. She spent 4 months inside the house and became the 1st runner-up. In 2015, Tanna participated in the dance reality show Nach Baliye 7 along with Upen Patel and emerged as the 2nd runner-up. In March 2016, Karishma made a guest appearance in the popular stunt reality show Fear Factor: Khatron Ke Khiladi 7. She also appeared as a guest in the popular comedy show Comedy Nights Bachao, which aired on Colors TV. Karishma participated in the popular dance reality show Jhalak Dikhhla Jaa 9 in 2016. Tanna also played the role of Maskeeni in Life OK's show Naagarjuna – Ek Yoddha. In January 2017, Tanna judged BIG Magic's reality show Big Memsaab along with Sambhavna Seth and Pritam Singh. In April 2018, she appeared in ALT Balaji's Karrle Tu Bhi Mohabbat as Zoya Hussain. In May 2018, Tanna played the cameo role of Ruhi in Colors TV's popular supernatural series Naagin 3. In June 2018, Tanna acted in Rajkumar Hirani's film Sanju and played the lead in Ekta Kapoor's Qayamat Ki Raat as Gauri. In February 2019, Tanna appeared on Kitchen Champion 5 along with Karan Tacker. Later in May 2019, she appeared on Khatra Khatra Khatra. In 2020, she participated in Fear Factor: Khatron Ke Khiladi 10 and emerged as the winner. In November 2020, she appeared in Suraj Pe Mangal Bhari in the song "Basanti". In 2021, Tanna appeared in the web series Bullets as Lolo. Personal life Tanna started dating actor Upen Patel in 2014 when they met inside the Bigg