If you go to Google and type in: "----- image", you'll find some great ideas.
For example:
- "80s Fashion image"
- "80s accessories image"
- "80s makeup image"
- "90s fashion image"
- "90s accessories image"
Also check Google Images for specific things that used to be cool:
- "Safety pin beads"
- "friendship bracelets"
- "Scrunchies"
- "fringed clothing"
- "grunge"
- "flash dance clothing"
- Juicy "track suits"
- "jazzersize clothing"
Other ideas:
- photo on a shirt - (they make these at the mall...sometimes they are airbrushed)
- jean jacket with buttons/pins (try a comic book store)
- wearing jeans with a jean jacket
- jean jacket with a colorful bandana
- large, colored, plastic eyeglass frames
- big hair with poofy bangs
- oversized champion sweatshirt with matching slouchy socks, leggings, and scrunchie
- jelly bracelets
- high top sneakers with slouchy socks, worn over the bottom of your jeans
- neon tops/outfits
- tye dye anything
- shoulder padded colorblock blazers & stirrup pants with high-heeled lace-up boots
- jean shorts cut way up so that the pockets hang underneath the bottom of the leg openings
- jeans with large patches on them (sometimes suede patches) and a "bodysuit" or leotard as a shirt
- flannel shirts (tucked or untucked, with jeans or jean shorts)
- leggings and long printed t-shirts with hightops or pumps
- parachute pants and an oversized, colorful, tucked in, button down shirt
- high waist jeans and a tucked in shirt
Hope those ideas help. "Google Images" is a great place for ANY costume ideas.