Dolly Bindra :-
Krk hit fashion designer Rohit Verma on the head with a bottle during a fight in Bigg Boss 3. After which Bigg Boss kicked Krk out of the show.
Imam Siddique :-
Imam Siddique was the biggest controversy contestant of Bigg Boss 6. During the show, when Salman Khan was explaining something to him, then Imam did some such act due to which he got confused with Salman Khan.
Swami Om :-
Swami Om crossed all limits in Bigg Boss 10. Swami Om also crossed such limits in Bigg Boss 10 due to which he was thrown out of Bigg Boss house.
Eijaz Khan :-
Who quarreled and fought with Ali in Big Boss Season 8. After which Ejaz Khan was thrown out of Bigg Boss.