In March 2009, Arena toured Australia and appeared as a guest performer at the Sydney Gay & Lesbian Mardi Gras party singing a medley of "Aimer jusqu'à l'impossible" and "No More Tears (Enough Is Enough)", accompanied by Alison Jiear on the latter. She travelled to South Australia to co-headline with US musician, Chris Isaak, at Barossa Under the Stars, an outdoors concert. Also in March 2009 her first French language compilation album, "The Best & le meilleur" (English: "The Best & the best"), was released. "The Peel Me Sessions", an album of original material recorded in 2003, was also officially released in May 2009.