Last weekend of summer brings sparkle and stars to Sydney with Mardi Gras parade, Bad Bunny and Grace Jones

More than 350,000 people expected to turn out on Saturday for blockbuster lineup of music and culture events

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The Mardi Gras annual parade, Bad Bunny and Grace Jones will headline a bumper nightlife lineup in Sydney on Saturday that will draw more than 350,000 people and test the city's security and transport systems.

Sydney's Mardi Gras showpiece, its sequin-spangled parade, will transform Oxford Street with 170 floats, 10,000 marchers and 250,000 spectators, its organisers estimated on Wednesday.