Alexis Sanchez's scrambled extra-time winner secured Arsenal an FA Cup final date with Chelsea - and ensured Manchester City manager Pep Guardiola will end a season without a trophy for the first time in his coaching career.
Arsenal kept alive their hopes of finishing in the top four of the Premier League with a narrow victory at second-bottom Middlesbrough.
Ten-man Arsenal were knocked out of the Champions League at the last-16 stage for the seventh successive season following a second-half capitulation against Bayern Munich.
Arsenal avoided an FA Cup giant-killing and spared manager Arsene Wenger further pressure with a hard-fought fifth-round victory over non-league Sutton United at Gander Green Lane.
Arsenal manager Arsene Wenger says "he would cry" if the Premier League introduced a festive break.
Chelsea manager Jose Mourinho has appeared to criticise Arsenal counterpart Arsene Wenger, "the king" who is "not under pressure".
Chelsea boss Jose Mourinho says the Ballon d'Or prize awarded to the world's best footballer has a negative impact on world football.
Crystal Palace caretaker manager, Keith Millen, believes Alan Pardew's "terrific track record" makes him a good fit to become the club's permanent boss.
Arsenal manager Arsene Wenger is confident striker Danny Welbeck will continue to improve his finishing after his hat-trick against Galatasaray in the Champions League.