L4D1 horror anthems

Every year during Hallmark's annual L4D1athon, Tons of scary music tends to play during bumpers, Commercial breaks and even the films themselves! This is a scary list of terrifying L4D1 songs!
 * Anaconda Cartoon Parody - PoptoonsTV
 * FEFE cartoon parody - PoptoonsTV
 * Swish Swish Bitch - Katy Perry
 * My Boo - Ghost Town DJ's
 * The Monster Mash - The L4D1 horror orchestra, Made famous by Bobby Picket
 * Pretty much any Bart Baker parody
 * Look At Me - XXXTentacion
 * Spooky Scary Skeletons - Andrew Gold
 * Any song from the Sonic.exe soundtrack
 * Katy Perry's hit #1 chart topping widely popular Super Mario Bros. inspired single, Ur So Gay
 * 13 Days Of Halloween Rhythm And Boos - Count Chocula, Franken Berry, BOO Berry and the ABC kids cinematic orchestra
 * Anaconda - Nicki Minaj
 * Help Me Help You - Logan Paul
 * One Eyed One Horned Flying Purple People Eater - Sheb Wooley
 * Wooly Bully - Sam the Sham and the Pharaohs
 * Every single cover of The Monster Mash in human history
 * Jeff The Killer rap - DeiGamer
 * Squidward Nose - Cupcakke
 * Sicko Mode - Travis Scott/Drake
 * Skylar Diss Track - K-Dot
 * I Love It - Kanye West and Lil Pump
 * Suburbia (Disturbia Parody) - Mike76Comedy Death-Ray Radio - The Monster Fuck

2020 L4D1athon Additions

 * The Box - Roddie Rich
 * Fred, Du Bist So DICK - Fred Feuerstein
 * Help Me Dr. Dick - E-Rotic
 * Silver Lights - Coconuts
 * Yummy - Justin Bieber
 * Jeff The Killer VS Purple Guy - JMB Rap Battles
 * Lil Elroy Jetson - Pollari07 Oh Fuck, It's a Monster
 * Oh Fuck, It's a Monster! - Count Spookula
 * The Monster Mash (Original) - Leo Karpatze
 * Orange Nya Nya Style - The Annoying Orange (Despite how well known it is, It was never boo-sed in a L4D1athon until it was scheduled in the 2020 one.
 * 4 Da Trap - 645AR
 * The Home Depot Theme Song - Unknown Artist (Pls edit this once you find out)
 * Just straight up the Gregory's Room video without even starting background music.
 * The Dorbees theme song - The Old Roblox orchestra
 * The Man Who Sold The World - Soulja Boy (Feat. Flea)
 * Final Girl - Graveyardguy Ft. Slayyyter
 * Ram Ranch - Grant MacDonald
 * Fresh Prince of Bel Air theme song
 * Talk Dirty - Jason Derulo
 * Bad Romance (Demo) - Lady Gaga

2021 additions
Shuffle and Spawn
 * Veganism Is Yummy (Song)
 * Yankin' - Lady
 * Astronaut In The Ocean - Masked Wolf
 * Undertale the Musical - Lhugueny
 * Opblaaskrokodil - Ome Henk
 * One Bad Gloop - Ricebubs
 * Main Theme - Neon Genesis Evangelion
 * Something Secret Steers Us - Half Life 2 Soundtrack
 * I get Around but it's Doin' Your Mom (With Harmonies) - DOGGIFY
 * Main Theme - Gisnep's Jungle Book (NES)
 * Among Us the Musical - The 2020 musical guys
 * Banana Splits the Movie Musical - Lhugueny
 * Sonic.EXE OST Hill Act 1 | [Trap Remix] - BlueBoiK
 * Mask - Dream
 * Ya Tarshi (Original Version) - Aida Al Menhali
 * Bartin skeittiboogie - Juhani Heino
 * Super Mario - Sakari Wirta
 * Filth (Trying to fuck Megatron rap)
 * Montero (Call me by your name) - Lil Nas X
 * Video Game Underground Halloween commercial theme song
 * Tik Tok Ke$ha Parody - thecomputernerd01
 * Psychosocial - Slipknot
 * Lemon Tree (Blood Harvest anthem) - Fools Garden
 * No idea if this word means what I think it does but just to be safe since I can't find anything about this word and it might be too much for FANDOM to handle - Lil Mama
 * Smell Yo [FANDOM is perfectly fine with me saying fuck all the time but when I say words like this one they get fucking pissed] - Riskay
 * Monster Mash (2021) - The Monsters
 * 99 Peons - Blake
 * SexyBack (Sourcemod community anthem) - Justin Timberlake
 * The Grubhub Delivery Dance advertisement

2022 future additions

 * Ocean to Ocean - Pitbull feat. Rhea
 * Jar Jar Binks Anthem - RoyishGoodLooks
 * K-Mart 1973 Advertising Song
 * Don't mess with Ouija Boards - Falling In Reverse