The indie rocker and her boyfriend Sebastian Gabriel Greco were on their way to her native Argentina, where she was scheduled to perform with her group on Sunday (29Mar15), from Spain.

Her bandmates have confirmed the sad news in a post on their Facebook.com page, writing, "We've been hit hard by the loss of Gabo and Sebastian... She was a cheerful girl, sweet, kind, polite, intelligent... We will miss you truly."

The Germanwings plane crashed in the Alps mountain range en route to Dusseldorf, Germany, killing all 150 people on board.

Opera stars Oleg Bryjak and Maria Radner are also among those confirmed dead.