Yesterday, a viral Reddit thread asked users: “What screams, ‘I peaked in high school’?”

As it turns out, everyone knows someone who never really moved on from their high school glory days. Here are the telltale signs:

#1
“Partying with high schoolers when you’re 30.”
tobraham / Via reddit.com

#2
“Sharing EVERY memory from Facebook talking about the ‘good ol’ days’ and ‘wish we could go back’ when it’s only been a few years since graduation.”
willflash4doggopics / Via reddit.com

#3
“Still bullying the ‘nerds’ at your 10 year reunion.”
BigGrombus03 / Via reddit.com

#4
“I dated a guy with his high school mascot tattooed on his arm. It was such a turnoff.”
shs0007 / Via reddit.com

#5

ChunderForce / Via reddit.com

#6
“Wearing your high school class ring after graduation.”
Hrekires / Via reddit.com

#7
“At my ten year reunion, the prom queen came wearing a tiara with a custom ‘Queen ’03′ sash over her shoulder. I had to go outside because I was laughing so hard. But I’ll be damned if she didn’t rock that outfit the whole time, so, respect. Still sad though.”
acava2424 / Via reddit.com

#8
“Getting the score of the football game you won against the school’s rival tattooed on your shoulder.”
nalgas4497 / Via reddit.com

#9
“Still bragging about high school basketball games from ten years ago.”
MasterTeacher123 / Via reddit.com

#10
“Selling your pyramid scheme essential oils on Facebook.”
hbmc1123 / Via reddit.com

#11

homestuckintraffic / Via reddit.com

#12
“Making any mention of SAT or ACT scores. Bonus points for that IQ test you took when you were a kid online.”
karnim / Via reddit.com

#13
“People who say, ‘High school is the best time of your life.’”
momentofhesitation / Via reddit.com

#14
“Really aggressive sport parents. I stayed in the same hotel as a little league team and there wasn’t a single parent that I didn’t despise.”
SirRogers / Via reddit.com

#15
“I work in HR and once had a resume that mentioned the applicant had been the captain of the local high school football team. He was in his fifties at the time he submitted this application.”
silliestboots / Via reddit.com

#16
“Loud mufflers and revving your engines on residential streets.”
agathaprickly / Via reddit.com

#17
“Constantly going back and visiting your high school after graduation.”
ineedabreak10 / Via reddit.com

#18 And finally, there’s this tragic tale…
“A guy who graduated from my high school back in 2003 was arrested a few years ago for his second DUI. He was wearing his Letterman jacket in his mugshot.”
gil_beard / Via reddit.com

More info r/AskReddit, BuzzFeed, Preview photo credit: momentofhesitation / reddit.com