Left-back Ben turned out in front of a near 15,000-strong crowd as Wales beat Cyprus in a Euro 2016 qualifier back in September, 2015, while centre-half Toby was part of the Belgium side that secured back-to-back wins at the packed venue in September, 2015, and again exactly a year later, in qualifying for the Euros and the World Cup.
Both defenders have been speaking in advance of tonight's Group H fixture against APOEL, where we'll be looking to continue our 100 per cent away record this season. Here's what they had to say...
Ben Davies
On returning to the GSP Stadium
"We are expecting a difficult game.