This 3 hit Bollywood movies are remake of South Indian Movies

1.Ghajini (Remake of Ghajini):

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Ghajini is the remake of south Indian movie Ghajini. In this movie Sanjay Singhania (Aamir Khan) suffering from short term memory loss. He constantly makes notes for himself to take revenge for his girl friends death.

2. Bodygaurd (Remake of Bodygaurd):

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Salmaan Khan's Bodyguard is remake of Bodyguard from South Indian Movie. Lovely Singh(Salmaan Khan ) assigned as Divya's (Kareena Kapoor) bodyguard. She secretly fell in love with him.

3. Singham(Remake of Singham):

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Singham is remake of Singham movie. A truly honest police officer is transferred to a town controlled by a gangster he has humiliated. The gangster believes he can use good power to bring down this officer who made him look foolish and weak.