Staff arriving at Labor MP Jayne Stinson's electorate office on Marion Road at Plympton on Friday morning thought someone had sent balloons for her birthday. That guess did not last long.

South Australia Parliament House on North Terrace in Adelaide, an illustrative state politics exterior, not Jayne Stinson's Plympton electorate office and not Friday's balloons incident. Photo: John Jennings / Wikimedia Commons, CC BY-SA 2.0, modified.