(showbizspy.com) - Pop superstar Madonna kicked off her Sticky & Sweet world tour in spectacular fashion - unveiling a show which featured eight costume changes, $2 million worth of jewellery and a full dance troupe.
The Holiday hitmaker began the 51-date trek with an opening concert in Cardiff, Wales on Saturday (August 23) night.
Madonna wowed the 40,000-strong crowd at the Millennium Stadium by taking to the stage on a giant throne, surrounded by throngs of dancers wearing top hats.
The show was split into four sections, which were punctuated with video recordings from celebrity pals including Britney Spears, Pharrell Williams and Kanye West.
The 50-year-old singer ploughed through a variety of her new tracks but kept her dedicated fans happy with a mixture of classic hits including Vogue, Borderline, La Isla Bonita and Into The Groove.
The tour concludes in Sao Paulo, Brazil on December 18.