Yashere was a finalist in the Hackney Empire New Act of the Year competition in 1996. She has appeared in many television programmes. She may be best known for appearing in the comedy series The Lenny Henry Show, where she played Tanya and Mrs Omokorede, the pushy Mum. She voiced Keisha on Bromwell High. In 2005, she appeared in the reality television series, Comic Relief does Fame Academy, in aid of Comic Relief, and she co-hosted the 2006 and 2007 MOBO Awards alongside 2 face and Coolio. She has made numerous appearances on Mock the Week, and appears on the CBBC show Gina's Laughing Gear.
In 2007, Yashere was featured on the reality show Last Comic Standing, auditioning in Sydney, Australia. She was among the ten finalists, but on 1 August 2007, she and Dante were the first two finalists eliminated.
In 2008, she became the first Briton to perform on Def Comedy Jam. On 3 September 2009, she appeared on The Tonight Show with Conan O'Brien and performed a stand-up comedy routine. On 24 December, she appeared on Live at the Apollo. She appeared twice on the short-lived primetime show The Jay Leno Show: on 21 October 2009, a video of Yashere showed her giving free fortune-telling readings to passers-by, and on 25 November 2009, she operated a walk-in psychic booth. Since 2010, she has appeared semi-regularly on the The Tonight Show with Jay Leno, in a sketch comedy series called "Madame Yashere: The Surly Psychic". In the sketches, she continues to give fake psychic readings to unsuspecting people on the street.
In 2010, she appeared as Flo in several episodes of the ITV drama Married Single Other. In April 2010 Yashere's one-hour comedy special, Skinny B*tch, premiered on Showtime, a US cable channel.
She appeared on Watch TV show Scream If You Know the Answer in 2010 with contestant Emily Green from Portsmouth. She helped Emily win the show with prize fund of £2,000.
In 2013 Yashere appeared in an advert for Tesco Mobile.
Yashere was born in Finsbury Park, London, England. Before becoming a comedian, she worked as a lift maintenance engineer. Her mother emigrated from Nigeria.
Yashere was a finalist in the prestigious Hackney Empire New Act of the Year competition in 1996. She continues to actively perform live stand-up comedy to the present, appearing on such shows as Mock The Week.
She has released two live stand-up DVDs: one in 2006, and one in 2008.
She has appeared in many television programmes, but is probably best known for appearing in the comedy series Lenny Henry in Pieces as well as voicing Keisha on Bromwell High.
In 2005, she appeared in the reality television series, Comic Relief does Fame Academy, in aid of Comic Relief, and she co-hosted the 2006 MOBO Awards alongside Coolio. She has also appeared on Mock the Week and a show on CBBC called Gina's Laughing Gear.
In 2007, she tried out for Last Comic Standing during the Sydney, Australia auditions. She qualified for the semi-finals and was then chosen as one of the ten finalists to compete in the final rounds of Last Comic Standing. On August 1, 2007, in the first elimination round, she was eliminated along with Dante.
In 2008, she was the first-ever British person to be on Def Comedy Jam.
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