Participants take a selfie during the annual Sydney Gay and Lesbian Mardi Gras festival in Sydney, Australia.

A participant in the annual Sydney Gay and Lesbian Mardi Gras festival prepares her costume in Sydney, Australia.

A participant holds a rainbow umbrella during the annual Sydney Gay and Lesbian Mardi Gras festival in Sydney, Australia.

Motorcyclists from 'Dykes on Bikes' lead the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia.

Motorcyclists from 'Dykes on Bikes' lead the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia March 4, 2017.

A woman dances with a hula hoop during the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia March 4, 2017.

Parade participants march in formation to spell 'say yes to love' during the annual Sydney Gay and Lesbian Mardi Gras in Sydney, Australia March 4, 2017.

A participant in a construction outfit marches during the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia March 4, 2017.

An Australian policewoman dodges a glow stick being waved by a participant during the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia, March 4, 2017.

Marchers with political statements on refugees detained by Australia's government hold signs during the annual Sydney Gay and Lesbian Mardi Gras parade in Sydney, Australia March 4, 2017.

A participant in the annual Sydney Gay and Lesbian Mardi Gras parade wearing Maleficent horns looks back on the parade route in Sydney, Australia, March 4, 2017.

Members of Surf Life Saving Australia march at the annual Sydney Gay and Lesbian Mardi Gras parade in central Sydney, Australia, March 3, 2018. REUTERS/Steven Saphore

Participants march at the annual Sydney Gay and Lesbian Mardi Gras parade in central Sydney, Australia.

Participants are seen preparing for the 41st annual Gay and Lesbian Mardi Gras parade in Sydney, Saturday, March 2, 2019. (AAP Image/Steven Saphore) NO ARCHIVING

A participant poses for a photograph during the 41st annual Gay and Lesbian Mardi Gras parade in Sydney, Saturday, March 2, 2019. (AAP Image/Steven Saphore) NO ARCHIVING

Participants are seen taking part in the 41st annual Gay and Lesbian Mardi Gras parade in Sydney, Saturday, March 2, 2019. (AAP Image/Steven Saphore) NO ARCHIVING

Participants are seen taking part in the 41st annual Gay and Lesbian Mardi Gras parade in Sydney, Saturday, March 2, 2019. (AAP Image/Steven Saphore) NO ARCHIVING