Random Picture Thread Vers.4

BOO lean algebra:

 

She is certainly full of shit.

NB: She was aboard a ship, so it's a "head" not a toilet.

 

Does that make her a shithead ?

 

or realise you could be the next meal...!!!!!

 

for those as rusty as me :-

https://en.wikipedia.org/wiki/Boolean_algebra

 

A pair of ‘Greggings’ ?