Born in the 80s, child in the 90s and teen in the 00s. But this can relate to any age. I’ll go first:
Smoking on buses
Smoking in public places, restaurants (they even had a non smoking section) pubs, bars etc
smoking in general
chatting to strangers on MSN
Offensive comedy shows that fat shammed, were racist, sexist, homophobic
Floppy disks, also used for gaming
Blockbusters there was another store that was famous but I can’t remember
Your local shop also renting videos
A man in your street also using his boot in his car to rent video games- did anyone else experience that?
white dog shit… like WTF
Alien eggs
25p sausage rolls from Greggs
posters of celebs on your wall
star and moon bedding and wallpaper
shag bangs
hot pants
Record of success booklet to carry your GCSEs certificates around
Mad cow disease