Reddit top voted comments....
Naming your kid Isis.
Getting a photo taken with Jared from Subway.
Just about all of the coupons I have piled up in my kitchen drawer.
Thinking of memes as something only younger people know about. I still find it strange when my dad references "this meme I saw on Facebook"
The belief of the 2012 apocalypse happening
Dancing to Gangnam Style
Calling Bill Cosby one of your personal heroes
Making fun of Erdogan in Turkey