ジェニ・ジェニ

I cannot write a complete biography with only a name and group type. To create an accurate 80-120 word artist biography, I need additional factual information such as:

- Formation year or period
- Member names
- Genre(s)
- Notable albums or releases
- Career achievements or milestones
- Geographic origin
- Any other distinguishing details

Please provide more facts about Jenny so I can write an appropriate biography in the neutral encyclopedic tone you've requested.