She was the only X Factor judge that bothered to get into the Halloween spirit - but if she cared she didn't show it.
Miaow: Tulisa vamped up for Halloween in a Catwoman costume. Photo: Rex
Kelly Rowland's stand-in, Alexandra Burke, shimmered in a sparkly minidress.
See all the latest X Factor fashion below:
Suggested For You
SUBSCRIBE TO & FOLLOW UK STYLE