Shopping at Lidl

I was at the checkout in Lidl, having a conversation with the bloke in front of me. He stopped to answer his phone and he suddenly started talking in a posh accent.

When he left, the checkout girl said, "I hate pretentious like that, doing things to make themselves look better than they are."

I nodded sheepishly,

Spoiler:

as I packed my shopping into my Waitrose bag for life.