Katy Perry, Demi Lovato, Nick Jonas & More Share Halloween Costumes

By Robyn Collins

(RADIO.COM) – You never know who might be hiding behind some of those masks you see on Halloween. This year Katy Perry, Diddy, Big Sean, Lance Bass and more are getting in costume to celebrate.

Here is some of what they're sharing on social media:

Katy Perry seems to be torn on what to wear. She couldn't be more "with her" in her Hillary Clinton costume:

And here she is as Principal McGee from Grease:

P Diddy thunders as Thor:

Kelly Rowland rolled up in some retro plaids:

Lance Bass as Elsaba:

Kylie Jenner and Tyga make no bones about their togetherness:

Kylie takes on Aguilera in this battle of the braids:

Big Sean storms in:

Teyana Taylor:

Matthew Morrison and his wife Renee:

Zara Larsson:

Nick Cannon and Mariah Carey:

Teraji P Henson as Diana Ross:

Kelly Clarkson takes on Sia:

Demi Lovato and Nick Jonas:

Hocus Pocus! It's Bette Midler:

Thomas Rhett and wife Lauren Get Scary:

Leona Lewis is solid gold:

P!nk posted this of her man, Carey Hart:

Zendaya takes the easy way out:

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In:
• Demi Lovato
• Facebook
• Instagram
• Halloween
• Katy Perry