Madonna has invited Justin Bieber to join her onstage when she kicks off her upcoming world tour.

Madonna admits she is a big fan of Justin and wants him to join her at one of her concerts after the tour begins in Israel in May (12), , reports

During a question-and-answer session with fans on on Monday night (26Mar12), Madonna revealed her admiration for Justin, writing, “(He is) awesome. I’m a huge fan. I love it when he raps…”

Madonna also sent a message to Justin asking him to appear on stage with her: “Come and join me on stage when I’m on tour when we are in the same city and congrats on your new single.”