There will have been those inside the Amex Stadium on Tuesday night too young to remember when this clash was played as a League One fixture just 14 years ago.
Look at them now. Two of the most entertaining, exciting sides in the best league in the world, both with dreams of upsetting the odds by nabbing a European spot.
It was a breathless, absorbing game. It created the viewing experience you’d expect on Centre Court at Wimbledon, rather than at a Premier League game. And it was Brighton’s old-timer Danny Welbeck who sent down the decisive ace after coming off the bench.