Mikel Arteta laid into his Arsenal players for their performance against Aston Villa but took full responsibility for the heavy 3-0 home defeat.
Bukayo Saka's own goal and a second half Ollie Watkins double saw the Midland outfit run out impressive winners at Emirates.
It was a well deserved victory for the visitors as Arsenal failed to stamp their authority on the tie, and the Arsenal boss did not mince his words with his criticism of the performance.
Arsenal boss Arteta said: 'It's my fault.