The 23-year-old singer is one of the busiest women in the music business and as well as writing her hits and tracks for other artists.

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But Charli insists there are always question marks against high achieving women and a presumption they must have a tough attitude to have got where they are, reported Female First.

"When it comes to being a successful woman, there always seems to be a question. 'Why are you successful? Is it because you're a bitch?' There always seems to be a negative connotation.

"There are only a few female execs at record companies.

There are a lot of great female songwriters and producers, but they're definitely a minority, especially on the business side.