I have just checked the betting on the betfair market. Cami is hot favourite to go quite closely followed by Patsy, then there is a gap to Nadia and a bigger gap to KH.
The winner market has them in order of fav to win in first
Katie h
Keith
Nadia
Perez
KP
Michelle
Callum.
Nadia is showing at 6.8 however she has been out as far as 40/1 so popularity is coming for her again. She could make a late surge, plenty of time. £662,000 has been traded so far.