Mighty-night
How to send off your mates with honour and glory before they drift off to la-la land. Ideally delivered in a near-offensively Mary Poppins cockney.
"Nighty-night."
"The fuck?! I don't get a 'mighty-night'? Do I mean nothing to you?!"
"The fuck?! I don't get a 'mighty-night'? Do I mean nothing to you?!"