I'll admit, my first thought was a rather different "hey, mister".
Ba-dump ba-dump.
Patchy,Hey mister,
how much for this?I can't sleep. Please sing me a lullaby....Understood.Mister, are you there, how much for this?Mister! Mister! Mister! Mister!Mister, mister, how much for this?Rrg!