I cant say who it was as I will be skinned alive.
Me: "Here, have these tissues and blow your nose for Pete's sake!"
Anonymous: "I already have done, there's nothing up there."
Me: "Rubbish! I can hear it squelching when you sniff."
Anonymous: "Right, watch!"
Anonymous: "See, nothing!"
Me: "Don't you know how to blow your nose? Just hold it under your nostrils and blow hard a few times to ease the gunk out. Pinching your nose like that blocks your nostrils!"
Me: "There you go, nice empty tubes. Sheesh"
I resisted titling this "Blow job"