You will kick yourself.
We all remember the truly iconic things from our childhoods, like the phone literally everyone was desperate to have.
classic-phones-shop.blogspot.co.uk
The "portable" CD player that was too big for your pockets.
And spending our evenings trying to flirt on MSN Messenger.
But there's one thing – something very important – that you've definitely forgotten about.
Alex Finnis / BuzzFeed