When your English teacher says "legalese" (i.e. the language used in law) and you hear it as "legal lees".
This happened while I was zoning out one lesson. It took me more than a few seconds to realise what she actually meant. Needless to say, it definitely caught my attention... haha.
...you're willing to spend £170 on a two-person day spa with a pedicure included, invite your mate along (pretending you've been given free vouchers) just so you can find out if he has ticklish feet.
...you think it's realistic to expect a tickle scene in the middle of the build-up to 'Who Killed Lucy Beale?' in Eastenders as soon as you see Lucy get pinned to the floor violently by one of the suspects