The firebrand Greens senator confirmed a brief relationship with former Victorian Rebels president Dean Martin in early 2021, while she was on a parliamentary committee about law enforcement.
Lidia Thorpe, who was one of four Greens on the Midwinter Ball guest list, raised her fist and yelled about fossil fools before joining a protest outside.
Senator Alex Antic took the floor for a two minute statement decrying what he saw as the demise of Western civilisation - and Senator Lidia Thorpe interjected to call his words racist.