Hurt people hurt people.

Unfortunately, bullying isn’t limited to schoolyards and lunch rooms.

It’s just as evident in the world of adulting, even among celebrities.

Lea Michele smiles while posing on a red carpet in an elegant strapless gown surrounded by people in formal attire

Below, we’ve rounded up 15 celebrities who’ve accused others of bullying.

1.Samantha Warecalled out herGleeco-starLea Michelefor creating a hostile environment on the show’s set.

2.The downfall ofChrissy Teigencame afterCourtney Stoddenaccused her of cyberbullying.

Chrissy Teigen speaks at a podium in an indoor setting, wearing a short-sleeved, button-up dress with a tied waist.

4.Chevy Chase allegedly hurled racially insensitive remarks toward Donald Glover.

5.Taylor Swift allegedly labels Kim Kardashian a bully inThe Tortured Poets Department.

6.Kim Cattrall’s feud with Sarah Jessica Parker stems back to their days onSex and the City.

Bill Murray smiles while wearing a hat and casual outdoor clothes, surrounded by fans and photographers at a public event

7.Latto accused Nicki Minaj of using bullying tactics behind the scenes.

8.However, Nicki herself was a reported victim of bullying at the hands of Mariah Carey.

9.Jennifer Lopez allegedly had smoke for Rosie Perez on the set ofInLiving Color.

Chevy Chase dressed as a giant cannabis leaf and Donald Glover dressed as a bee, both standing indoors with vending machines in the background

10.Michael Bay was tyrannical on the set ofTransformers, according to Megan Fox.

11.Kanye West called out Drake for allegedly threatening him and trying to bully him.

12.Jamie Lynn Spears was accused of bullying herZoey 101co-star Alexa Nikolas.

Taylor Swift in a sequined crop top and pants, and Kim Kardashian in a lace-up dress, at a public event with people in the background

13.Rose McGowan put Alyssa Milano’s alleged toxic behavior on the set ofCharmedon blast.

15.Amber Rose said her ex, Kanye West, bullied her.

Kim Cattrall and Sarah Jessica Parker smile together at an event.

Nicki Minaj at a red carpet event, wearing a bold, floral-themed gown with vibrant, sculpted flower decorations on her shoulders and chest

Mariah Carey, Randy Jackson, and Nicki Minaj pose together.

Jennifer Lopez in a plunging, long-sleeved, tropical-patterned gown at an event

Michael Bay and Megan Fox stand together at a movie premiere.

Kanye West, and Drake pose at a party.

Jamie Lynn Spears is smiling in front of a Nickelodeon backdrop, wearing a white top, gold necklace, and large earrings

Alyssa Milano in a white top and Rose McGowan in a grey vest joyfully cutting a large cake at an event

Joss Whedon standing in front of a colorful backdrop with large yellow letters

Kanye West, wearing sunglasses and a black shirt, stands beside Amber Rose, who has a shaved head and is wearing a patterned dress and large gold hoop earrings