Blood and gore are not just the playing field of horror movies and metal bands. Plenty of celebs and pop stars get sanguine-soaked while performing, during photo shoots, on set and on magazine covers. Of course, it's all fake and for shock value.

In honor of the Halloween season, we've put together this slightly stomach-turning scrapbook of pop stars and celebs caked and clotted with the red stuff.

Remember, it's all fake. Or is it?

That's Kesha, gulping down plasma from a heart during 'Cannibal.'

Kesha Bloody
YouTube
loading...

Lady Gaga, or is that Lady Gore-ga? At the 2009 VMAs, she got her platelets on.

Lady Gaga Bloody 2009
Christopher Polk, Getty Images
loading...

Look! It's Lady Gaga and her clotted cleavage in 2011.

Lady Gaga Bloody 2011
Ethan Miller, Getty Images
loading...

Battered. Bruised. Bloodied. Biebs. In 2012.

Justin Bieber Bloody
Complex
loading...

Battered. Bruised. Bloodied. Timberlake. In 2002. Talk about a 'TKO.'

Justin Timberlake Bloody 2002
Homme Arena
loading...

RPattz -- you know, Robert Pattinson or Edward Cullen -- not only sparkles. He also bleeds. He'll never be able to shed the vampire image.

Robert Pattinson Bloody
Pacific Coast News
loading...

Tina Fey was blood-spattered while filming an ep of '30 Rock.' Poor Liz Lemon.

Tina Fey Bloody
Pacific Coast News
loading...

Jennifer Love Hewitt looked believably bloodied.

Jennifer Love Hewitt Bloody
Pacific Coast News
loading...

Supermodel Heidi Klum showed off her circulatory system in costume.

Heidi Klum Bloody
Pacific Coast News
loading...

The blonde and bloodied Bonnie McKee.

Bonnie McKee Bloody
YouTube
loading...

A blood facial for Kim Kardashian. Only in her world, kids. Only in her world.

Yes, that's a bloodied and beaten Matthew McConaughey.

Matthew McConaughey Bloody
Pacific Coast News
loading...

Tom Felton, aka Draco Malfoy from 'Harry Potter,' got this way from filming. But dayum! He looked like he just wrapped a street brawl.

Before i finally go to sleep i thought i'd show you the photo... on Twitpic

The 'True Blood' cast got literal on the cover of Rolling Stone.

True Blood
Rolling Stone
loading...

Ryan Gosling's shirt was a little worse for wear, but thankfully his face was left untouched!

Ryan Gosling Bloody
Pacific Coast News
loading...

Cute Chloe Grace Moretz creeped us out as the blood-soaked, titular character in this poster for the remake of 'Carrie.'

Carrie
MGM
loading...

More From PopCrush