Casper Steyn during his heyday for the Blue Bulls. (Gallo Images)
The Bulls remain the only non-Springbok team in 16 matches since 1997 to beat the British & Irish Lions on African shores and have launched a commemorative jersey to buy.
Labelling the game "the day the men in blue shook the rugby world" might sound over the top, but it's actually highly appropriate.
The Bulls of 1997 were a shambles, riddled with infighting and coaching drama, and were expected to deliver one glorious 80-minute round of rugby to trump their fancied opponents.
Here's a pub quiz question for you: which non-Springbok team is the last one to ever beat the British & Irish Lions in South Africa?