(breakingnews.iol.ie) - Madonna has recruited Britney Spears for a virtual appearance on her forthcoming tour.Madonna's publicist Liz Rosenberg said today: "There is footage being shot of Britney some time this week in conjunction with Madonna's upcoming (Sticky & Sweet) tour."That is all the information I have available. The rest is 'a secret'."Ms Rosenberg denied reports that Spears, 26, is shooting a music video.Madonna guest-starred in a video for Spears' single Me Against The Music in 2003. The singers stirred up controversy that year with an open-mouth kiss at the MTV Video Music Awards.
Madonna, 49, will kick off her tour on August 23 in Cardiff and wind through European destinations including London and Paris before heading to the United States in October.She will wrap the tour up on November 30 in Mexico City.