That moment when...

• The pre-game screen blocks you from chatting before you even type your role.
• Your entire team autolocks.
• Your entire team feeds.
• Somebody dodges in ARAM when you get your favorite champion.
• Somebody goes AD Bard.
• Your League crashes in pre-game lobby.
• Your estimated queue time is 10 minutes.
• Your estimated queue time is 1 minute but you wait 10 minutes instead.
• Somebody declines the match.
• Somebody else declines the match, again.
• You finally get into a lobby after 7 declined matches, then somebody dodges.
• Your bot lane decides to go AP Yasuo and AD Bard.
• You have 2 junglers.
• The enemy has 2 junglers.
• Your top lane is complaining about being camped when the enemy jungler has only ganked once.
• The enemy team complains in /all chat about how bad their ADC is.
• The enemy team complains in /all chat about how bad their everything is.
• Your entire team goes recall-cancelling champions and target you as their victim.
• Enemy PENTAKILL!
• Bard leaves lane to collect chimes.
• Bard never comes back.
• AD Ekko.
• Attack Speed Ekko.
• Your team can't hit any ults.
• You lose all of your provisionals.
• You run 0/11/45 because your team is killstealing.
• Soraka is legendary.
• Your team AFK's.
• Your team ragequits.
• Your team never leaves spawn.
• Your team is a bunch of toasters.
• You wait 50 minutes in the load-up screen.
• You're mystery-gifted and you receive Taric.
• You're mystery-gifted and you receive Armor of the Fifth Ages Taric.
• You're mystery-gifted and you receive Lolipoppy.
• You're a pro at Teemo.
• You have all the Teemo skins.
• You buy Pulsefire Ezreal simply because you want the icon.
• You purchase $100 of RP.
• It's 3 months into the Mastery system, and you only have champion points in Bard.
• Every time an enemy gets a kill, their entire team says, "REKT!"
• You take Evelynn to Ranked.
• Lee Sin says he'll carry.
• You lose lane to an Ultimate Bravery Alistar.
• Your team decides to do Ultimate Bravery in a ranked game that will get you to Diamond III if you win.
• You get matched against Diamond I players when you have a Bronze V team.
• The enemy team looks up your stats before the game starts, and then mocks you the entire game.
• You have no idea how to counter Yorick.
• You play 8 games with Vayne on the enemy team each time.
• Everybody thinks Yasuo is still OP.
• Teemo is banned in Bronze V ranked matches.
• Kalista doesn't use her passive.
• Kennen steals your pentakill claiming that he would have died if he stopped attacking, but actually has no spellvamp or lifesteal whatsoever.
• Somebody in your lobby has a 20-minute lower priority queue, and after waiting 20 minutes, somebody in your lobby declines the match.
• The enemy Vi ults on sight, no matter what.
• You spend an hour writing a "That moment when..." thread.
• Rek'Sai builds a nest in the middle of mid lane.
• Rek'Sai becomes a choo-choo train.
• Your Blitzcrank grabs the enemy Blitzcrank, who grabs your Blitzcrank.
• PBE has a 6 hour queue time.
• Nautilus builds full movement speed.
• Ashe builds a Rylai's Crystal Scepter, as if her passive wasn't enough.
• Your bot lane and jungler are actually in a premade together, and that's why you don't get any ganks.
• The enemy Vladimir builds a Zhonya's Hourglass and a Guardian Angel.
• Tryndamere in URF becomes a thing.
• Somebody writes a song in /all chat about the champion they're playing.
• Keyori/Uberdanger/WhatTheHai/Leahbee/Dunderball is on the enemy team.
• You're matched up against Doublelift.
• You're accidentally invited to Team SoloMid, and you accept.
• Your ranked team leaves you all alone in your ranked team and you don't realize it until you ask them to do Ranked 5v5/3v3.
• You think of yourself as Amumu.
• You start talking like your main in real life, and quote them many times.
• One For All Tahm Kench - Devourception.
• You save up 13k IP for a name change, then your 3-year-old sibling spends it all on Fizz and Fiora.
• Zilean builds full cooldown reduction and his ult is up every team fight.
• You're playing Gnar, and you transform in the worst time possible.
• Your jungler is Bard.
• Your jungle Bard actually does good.
• Karthus gets a pentakill by ulting.
• You have more custom game wins than normal wins.
• You meet somebody who only plays ARAM.
• You meet somebody who only plays Dominion.
• You decide to actually play Dominion.
• You miraculously win a match of Dominion.
• You've only heard of The Crystal Scar through the Ascension event.
• You buy a GG! button.
• You finally win a game, after losing the previous 12.

Can confirm: ~50% of these have happened to me.