Deila knows he can emulate the feat managed by Jock Stein in 1967 and 69 and Martin O’Neill in 2001 by claiming a clean sweep.
“You can get a red card, or be very unlucky, but if the performance is bad and we lose because we are not good enough then I will be a little bit disappointed because I believe we can do it.
“I didn’t say we were going to win the Europa League because that was not realistic, but it is realistic to win the treble.
“I know that it is up to us. If we don’t do it then we are not good enough, but high goals gets high demands and good performances and this group can handle it.
“The players have done so many things, played in the Champions League and won the league but no players have won the treble.
“We have a real chance now so we just have to keep focused.”