There is more than one artist with this name, including:
1) Plu is a Welsh folk trio.
2) Plu is a Brazilian artist from Bahia.
3) Plu is a trap artist singing in Italian who started to make music in 2020.

1) Plu (Welsh: 'feathers') is a Welsh folk band comprising three siblings: Elan, Marged, and Gwilym Bowen Rhys. Formed in 2012, their first album was released in June 2013. "Plu play alternative Welsh language folk music with hints of country/ Americana. As well as their own material Plu play adaptions of traditional songs of Welsh and other origins.

2) Plu is a Brazilian artist from Bahia. É Polly só que com a letra de Segura o Tchan.

3) Plu is a trap artist singing in Italian who started to make music in 2020. He is best known for tracks like Big Drip featuring Azteca and Figo featuring Nane
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Artist biography from last.fm