Per is the name of more than one artist.
1) Latvian beat-box
2) a member of Raymond & Maria
3) a variation of DJ Per 1) PeR (Please Explain The Rhythm)is a latvian / beatbox band formed in Latvia in 2007 summer by three friends Ralfs Eilands, Pēteris Upelnieks and Emīls - when they participated in festival „Dziesma Manai Paaudzei 2007!“ After local music and art festival "Bildes 2007" the lineup of the band changed - Emīls was replaced by Edmunds Rasmanis. PeR has participated in several Latvian music competitions, festivals, where they have got great support from audience.