He has been caught many times Drinking in Public and can be seen with his Daughter which is born from his tireless efforts with Sita White.
Here is what world thinks about Imran Khan back in 1992.
According to 1973 Constitution a person can only take part in elections if
(d) he is of good character and is not commonly known as one who violates Islamic Injunctions; (e) he has adequate knowledge of Islamic teachings and practises obligatory duties prescribed by Islam as well as abstains from major sins
So according to pakistani Constitution Imran Khan can't contest elections, it might be the reason Imran Khan was so active for the restoration of Iftikhar Chaudhry to get some extra Constitutional benefit for himself so that he can contest in Elections.
Readers are asked to comment whether Imran Khan can contest elections according to Pakistani Constitution or not.