Keke Palmer & More Talk Halloween at Knott's Scary Farm

YH is at Knott's Scary Farm where numerous celebs are getting their spooky on, including Jordan Fisher, Keke Palmer, Brec Bassinger, Austin North, Bradley Steven Perry, Jodie Sweetin, Joey King, Gregg Sulkin, Peyton List, and Jacob Bertrand! Find out what they plan to dress up as for Halloween and what other crazy Halloween costumes they've encountered!