Ziggy & Tracey BB8
Ben BB11 - v bipolar with him favourite one ep hate him the next
Marnie CBB18 - opinion really started to sour although she was one of my launch night favourites
Chad CBB20 - he was my one of my least favourites on launch night and ended up as my 2nd favourite only to our Sarah ugh king
There are defo more but these ones stand out more to me