German
The song "99 Luftballons" was originally sung in German by the band Nena.
Originally sung in German
they were both sung in the language of the audience
I'm pretty sure opera can be sung in any language, but most times its sung in Italian French or German
Punjabi is the language that most bhangra music is sung in. How it is sung would depend on the particular song, whether it is fast or a slower song.
The Language of the song Dota is Swedish.
Massenet's "Thais" is sung in French.
It was - and is - sung in many different languages.
Italian music sung in Italian.
Latin
Italian.
spanish