Last week, Lily Allen's new single, "Sheezus," made headlines for calling out Gaga, Rihanna, Katy, Beyoncé, and Lorde — and reminded us how much the music world can be like a giant high school bathroom wall. Read on for some of the best sonic beatdowns in the business (minus rap, only because we'd need about eight more pages).

By Leah Greenblatt
May 30, 2014 at 04:00 AM EDT

Lily Allen
”Sheezus” 2014
“We’re all watching Gaga, LOL like haha/Dying for the art, so really she’s a martyr…. Give me that crown, bitch”
Other Targets: Rihanna, Katy Perry, Beyoncé, Lorde
Burn Factor: [3]

Mariah Carey
”Obsessed” 2009
“Got you all fired up with your Napoleon complex/Seein’ right through you like you’re bathin’ in Windex/ Boy, why you so obsessed with me?”
Alleged Target: Eminem
Burn Factor: [4]

Taylor Swift
”Dear John” 2010
“And I lived in your chess game/But you changed the rules every day/Wonderin’ which version of you I might get on the phone”
Alleged Target: John Mayer
Burn Factor: [4]

Gwen Stefani
”Hollaback Girl” 2005
“I heard that you were talking s—/And you didn’t think that I would hear it…. So I’m ready to attack/Gonna lead the pack”
Alleged Target: Courtney Love
Burn Factor: [3½]

Justin Timberlake
”Cry Me a River” 2002
“You don’t have to say what you did/I already know, I found out from him/Now there’s just no chance for you and me/There’ll never be”
Alleged Target: Britney Spears
Burn Factor: [4½]

Foo Fighters
”I’ll Stick Around” 1995
“How could it be/I’m the only one who sees your rehearsed insanity/I still refused all the methods you abused/It’s all right if you’re confused”
Confirmed Target: Courtney Love
Burn Factor: [4½]

”Range Life” 1995
“On tour with the Smashing Pumpkins/Nature kids, they don’t have no function/I don’t understand what they mean/And I could really give a f—“
Confirmed Target: Smashing Pumpkins
Burn Factor: [4]

”Dude (Looks Like a Lady)” 1987
“Ooh, what a funky lady/Ooh, she like it, like it, like it like that/Ooh, he was a lady/Dude, dude, dude, dude looks like a lady”
Confirmed Target: Mötley Crüe
Burn Factor: [2½]

John Lennon
”How Do You Sleep?” 1971
“Those freaks was right when they said you was dead/The one mistake you made was in your head/How do you sleep?”
Confirmed Target: Paul McCartney
Burn Factor: [5]

Lynyrd Skynyrd
”Sweet Home Alabama” 1974
“Well, I heard ol’ Neil put her down/Well, I hope Neil Young will remember/A Southern man don’t need him around anyhow”
Confirmed Target: Neil Young
Burn Factor: [4]