One might assume that because celebrities live in a near-constant state of Halloween, both in their work and in their off-the-clock physical appearances and outward sensibilities, they might bow out of the actual holiday. But they don't! In fact, they bow in more than anybody. Let's take a look at some of this year's best and most ridiculous celebrity Halloween costumes.

January Jones was a Christmas tree with present feet and the face of January Jones:

Lindsay Lohan was a spooky spooky blood face:

Iggy Azalea, subject of a meme that claims she looks like Marlon Wayans' character in White Chicks, was Marlon Wayans' character in White Chicks:

Reese Witherspoon had a big ol' Reese's:

Taylor Swift was just adorable:

Beyoncé was Rhythm Nation-era Janet Jackson, sweet baby Blue was Michael Jackson:

Kylie Jenner was, well, you can see what she was:

Kendall Jenner and Cara Delevingne were Mario and Luigi:

Kate Moss was Cara Delevingne:

Heidi Klum, Ms. Halloween herself, was umm, ahhhhhhh, uhhhhhhhhhhhhhhhhAHHHHHHH ummm:

Justin Bieber was the red Power Ranger, but dancing:

Mel B was her former self:

Baby North was just the sweetest little skunk I've ever seen:

[images via Instagram, Twitter]