Paddy ond Murphy on a plane

[rebbonk]

Paddy and Murphy were on a flight to Dusseldorf when a message came over the tannoy.....

"This is your captain speaking, nothing to get alarmed about, but engine number 4 has just dropped off, so it will delay our arrival by ten minutes"

Ten minutes later:-

"This is your captain speaking, nothing to get alarmed about, but engine number 3 has just dropped off, so it will delay our arrival by twenty minutes"

Fifteen minutes later:-

"This is your captain speaking, nothing to get alarmed about, but engine number 2 has just dropped off, so it will delay our arrival now by thirty minutes"

Paddy said:- "Blimey! I hope number one's OK,

Spoiler:

or we'll be up here all night"