Kelis was arrested at the end of the last week in Miami, according to reports.
The singer, who is married to rapper Nas, was reportedly seen to be shouting profanities and charging at the local police, who were investigating a prostitution matter.
Kelis was warned by the police and was then allegedly arrested for her refusal to co-operate with them. In other news, the singer is working with Ashanti on designing shoes for their new line KeShany Heels.