Shaimaa Ahmed, a 25-year-old singer better known by her stage name Shima, appears in the video in her underwear singing while suggestively eating an apple and a banana before a class of young men.
The video created a stir on social media in conservative Egypt and was discussed on TV talk shows.
The officials said Shima was arrested last week following a flurry of complaints. She was remanded for four days. Prosecutors today ordered her detained for seven days.
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