He's wearing the centenary shirt, so that'll be the first ever game at the Amex.
https://www.brightonandhovealbion.com/galleries/1272301/when-albion-met-spurs-to-open-the-amex
As I couldn't make the Doncaster game, I'm always going to treat this friendly 3-2 loss to Spurs as our OFFICIAL FIRST...