Trailing 2-0 from the first leg, they needed a penalty save and a goal with the final touch of normal time to take it to an added 30 minutes before Martin Braithwaite sealed a 3-2 aggregate win.
The celebrations, both after Gerard Pique's leveller and the final whistle, were understandably raucous.
SOCCER: After Wednesday night, this surely amounts to trolling.
SOCCER: Norwich have almost everything in place for next season's Premier League relegation campaign.
SOCCER: The 23-year-old has six caps for the Italy national side.
SOCCER: Top shithousery from this Colombian ballboy.
BOXING: He's got a lot of talk for someone who has only fought a retired basketballer and a YouTuber.
BOXING: How Luke Campbell must have wished he had been wearing one of these. Pittsburgh Steelers wide receiver JuJu Smith-Schuster is the man taking on the challenge.
GOLF: A reminder that social media isn't rammed full of success stories. Though he could easily have said he made it and we'd have been none the wiser.