Dozens of protesters have gathered outside the Labor election campaign launch in Brisbane on Monday.
Members of Help End Marijuana Prohibition (HEMP) stood in blue police-style overalls around a seven-metre long joint outside the Brisbane Convention and Exhibition Centre.
They demanded Labor decriminalise the personal use of marijuana.
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A large block of ice melted next to green protesters dressed as polar bears concerned about global warming.
Joining the climate change activists were a couple dressed as Tony Abbott and Julia Gillard, who claim Australia's political leaders are "dancing while the earth burns".
There was also a small group of anti-abortion protesters.
The Liberal National Party's tax attack bus - which has the theme "Stop Gillard's tax attack on Queensland" - was also been seen in the area.
