A masked Beyonce joined Jay-Z and Memphis Bleek on stage at Rod Laver Arena for the final night of the Roc Tha Block world tour.
The unannounced Destiny's Child singer was officially in Australia as a 'guest" of her fianc??e Jay-Z. The couple flew into Sydney last week from Bangkok in a private jet.Jay-Z has been touring the world with Rihanna and Ne-Yo for the Roc Tha Block tour to promote worldwide shortages of water.
Beyonce did not appear on stage at either the Sydney or Brisbane shows but made the special appearance for the Melbourne show marking the end of the world tour.
The two and a half hour show also featured local act Tyree.
The only other performance by Beyonce on the tour was in London when she joined Jay-Z on stage to perform her hit 'Crazy In Love'.
