Otago followed a humbling first-half effort with a spirited finish.
It turns out having a player sent to the sin bin late in a rugby game doesn't do you any favours. Who knew?
Otago have pulled off a massive upset ending Auckland's unbeaten run and winning at Eden Park for just the second time in 42 years.
Southland Stags co-captain Flynn Thomas will miss the rest of the 2018 Mitre 10 Cup season because of a shoulder injury.
Otago is about to enter its toughest week of the year and history shows few sides bag three wins in a row.
Otago's win against the Southland Stags on Saturday took an exciting turn when a streaker dressed only in socks and a man dressed as Superman put on an impromptu performance.
Otago were big the winners against their oldest rivals, thrashing Southland 43-24 in Invercargill this afternoon.
Southland has secured the services of Tasman hooker Jesse MacDonald for the derby match against Otago in Invercargill tomorrow.
Otago welcomes back Matt Faddes into the starting line-up for its derby game against Southland in Invercargill tomorrow.
When James Wilson confirmed he was returning to the Southland Stags this year he quickly scanned the calendar.
Otago plays Southland in the Mitre 10 Cup this Saturday. At one time, it was a glamour fixture and a trial for spots in the Highlanders.