Stars' Pajama Party!

Demi Lovato's slumber party to Kim Kardashian's hot-pink retainer, see how the stars get ready for zzz's in their Twitter pics!

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TORI'S KIDS

While Tori Spelling and her hubby Dean McDermott were out of town, Spelling left Liam and Stella with their "guncles" Scout Masterson and Bill Horn (not pictured), for a super sleepover (just check out Liam's jammies!). "Thx ... 4stayin ovr&takin care of kids while Dean&I both awy ths wknd," Spelling Tweeted.