This is why trap 2 should always be favoured.
Also, I'm in Manchester and I fear 'pants' means something altogether different to you and I! Ha! Unlucky, bro!
My sympathy to the plumber. But in the cistern?! Have you done an upper decker at work?!?!
If so, Kudos my friend, Kudos!
I'm not aware of the term "upper decker" but did suffer a very emotional moment earlier at work which resulted in me having to lose my underpants.
I think Immodium may well be the way forward for work tomorrow!