Melissa McCarthy is unrecognisable as straight talking, turtleneck wearing business tycoon in first official trailer for The Boss

Her raise to fame has seen her take on a variety of hilarious characters.

But in what might be her funniest yet, Melissa McCarthy is unrecognisable as straight talking, turtleneck wearing business tycoon Michelle Darnell in the first official trailer for The Boss.

The 45-year-old actress is completely transformed as she rocks a flame coloured wig and proves to be a penchant of turtlenecks.

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'I am the wealthiest woman in America': Melissa McCarthy is unrecognisable in first official trailer for The Boss

'I am the wealthiest woman in America': Melissa McCarthy is unrecognisable in first official trailer for The Boss

The preview begins with Darnell arriving at one of her sold out self-help seminars via a gold coated phoenix cast as the stage is lit up with pyrotechnics.

Beginning her keynote, she states: 'My name is Michelle Darnell and I am the wealthiest woman in America. How wealthy am I? I wanted to come down on a golden phoenix and I sure as s*** did it!'

But all it not as it seems as it soon becomes clear that Michelle has dabbled in some illegal activity and is in fact broke.

Double take! The 45-year-old actress rocks a flame coloured wig and proves to be a penchant of turtlenecks

Double take! The 45-year-old actress rocks a flame coloured wig and proves to be a penchant of turtlenecks

She's not going quietly! The tycoon gives her all as she resists her arrest after being charged for inside trading

She's not going quietly! The tycoon gives her all as she resists her arrest after being charged for inside trading

Behind bars: Sentenced to six months in prison, Michelle soon learns that she is completely broke

Behind bars: Sentenced to six months in prison, Michelle soon learns that she is completely broke

Rebrand: Upon her release, Darnell attempts to create a new image for herself as America's sweetheart

Rebrand: Upon her release, Darnell attempts to create a new image for herself as America's sweetheart

Back to the drawing board: Darnell then comes up with a master plan to dominate the world of baked goods

Back to the drawing board: Darnell then comes up with a master plan to dominate the world of baked goods

Sentenced to six months in prison, upon release Darnell finds solace in her assistant Claire (Kristen Bell), and moves into her house as she attempts to rebrand herself as America's sweetheart.

Although her mission requires a lot of work, Michelle rises from the ashes with the help from a group of girls scouts as she puts together a master plan to dominate the world of baked goods.

Teaching the young girls tricks of the trade, the former tycoon is soon back at her powerful best as her team battles against another division.

Rising from the ashes: Michelle regains her power with help from a group of girl scouts

Rising from the ashes: Michelle regains her power with help from a group of girl scouts

Battle of the best brownies: Darnell's plan to build an empire is strongly opposed by another team leader

Battle of the best brownies: Darnell's plan to build an empire is strongly opposed by another team leader

No one is safe! In an epic fight scene, the ruthless businesswoman is seen taking on a scout

No one is safe! In an epic fight scene, the ruthless businesswoman is seen taking on a scout

Victorious: The flamed-haired character emerges from the battle in one piece alongside her group

Victorious: The flamed-haired character emerges from the battle in one piece alongside her group

Directed by Melissa's better half, husband Ben Falcone, The Boss was co-written by Steve Mallory, McCarthy and Falcone.

The upcoming motion picture also stars Game Of Thrones' Peter Dinklage, Tyler Labine, Margo Martindale and Kathy Bates.

The film was produced by McCarthy and Falcone through their On the Day productions and Will Ferrell, Adam McKay and Chris Henchy through their Gary Sanchez Productions. 

The Boss is slated for release on April 8 2016 in the United States and June 10 in the UK. 

One to watch: The Boss is slated for release on April 8 2016 in the United States and June 10 in the UK

One to watch: The Boss is slated for release on April 8 2016 in the United States and June 10 in the UK

Happy days: Melissa was all smiles on Thursday as she readied an appearance on Jimmy Kimmel Live!

Happy days: Melissa was all smiles on Thursday as she readied an appearance on Jimmy Kimmel Live!

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