Romeo lives a wealthy lifestyle in Bangalore, India, along with his widowed mother. He had received considerable assistance and encouragement from Raj Mohan to dance and sing, and as a result gets very popular with young women. He meets and is attracted to Madhu, who is also his fan. His mother meets with Madhu’s grandfather and both arrange their wedding. Then Romeo finds out that Raj Mohan has been stealing body parts, especially kidneys, from patients in the Satya Moorthy Hospital, and then getting them killed via bus accidents. He meets with Raj and warns him that he is going to expose him publicly. Before he could that Romeo is shot, taken by ambulance, and thrown off of a cliff. His friend, Prakash, is blamed for this, is arrested, tried in Court, found guilty, and sentenced to life imprisonment. But Romeo survives, is looked after by tribal people, and several months later returns to Bangalore to expose Raj – only to find a look-alike, a Chandaal (Hindu Undertaker) named Badshah, from Bombay, has taken over his life, identity, love, and is residing in his very own home!

Bio-scientist Govindarajan Ramaswamy speaks at the Jawaharlal Nehru Stadium about chaos theory and the butterfly effect. He begins by reciting events from the 12th century in Chidambaram, when King Kulothunga Chola II, a Saivite, persecutes Vaishnavites and intends to destroy an idol of Govindaraja. Rangarajan Nambi, a Vaishnavite, protects it and offends the king, who orders Rangarajan to be executed by being pierced, stoned, submerged into the sea with the idol, before being devoured by the shark, thus the king succeeding.
On 20 December 2004, a nano bio-technology lab in the United States designs a vector-virus intended as a bio-weapon. When they were watching the insound of his lab monkey breaking out of his cage and retrieving a sample of the test virus. The monkey, who thinks the vial as the usual chocolate Govind would feed him, swallows the sample of the virus. Govind and his co-workers watch helplessly as monkey dies. Govind, saddened by the event, quarantines the lab room by filling it with concentrated salt solution, the only antidote to the virus. After understanding the original virus’s lethal potential the hard way, Govind refuses to hand over the main single vial containing the virus, due to fear of misuse. However, his boss, Dr. Sethu, has a malicious plan in mind, and tries to sell it to a terrorist group. Govind tries to sneak the vial out of the lab in order to save the vial from Sethu’s evil plan, but is pursued by the security guard and the police. Govind flees to his friend and coworker Suresh’s house for refuge, who secretly betrays him.

The movie begins with Jeeva (Sketch) narrating his story. His uncle used to tow and bring back vehicles for which the monthly EMI had not been paid. However, during a fight, he loses his hand, and Sketch gets the job. Sketch does his day-to-day job perfectly. His uncle’s right-hand Ravi wanted to take over the business. However, Bhaskar Settu (Boss) agrees with Sketch coming up to the position. One day at a college, Sketch tows a scooter that belonged to Manju, Ammu’s friend. Another day, he happens to meet her on a bus. When some other guy tries to touch her, Sketch bats away his hand. At the same time, the bus stops quickly, causing Sketch to bump into Ammu. She mistakes this as him trying to make advances on her and yells at him. Only later does she realize he was trying to protect her, and she falls in love with him. One day, Sketch loses a bike while bringing it back to the garage. The owner gets angry and demands 2 lakhs from Settu. Sketch realizes this was a plot by Ravi to embarrass him. He faces them to get back the stolen bike and the money.

Saravanan comes to Singapore for a job but lands in trouble lose his passport and are on the run. Desperate to get back home, he accepts the job of taking a girl to India in return for a hefty sum.

Divya, a rich young woman, wishes to marry Shankar, a lower-middle-class man, but faces opposition from her family. After they elope, she struggles to gain her family’s acceptance.

Rambabu (Pawan Kalyan) owns a garage and is a mechanic. But he is a different young man who is sensitive to injustice and doesn’t hesitate to take action as a responsible citizen. Soon, his actions catch the attention of media person Ganga (Tamannah) who brings him to the news channel she works for and gets him a job as journalist. Meanwhile, Rana (Prakash Raj) is an aspiring chief minister and his father (Kota) is an opposition party leader. Both keep hatching plots to bring down the government. Few situations lead Rana to clash with Rambabu. What happens from there forms the rest of the story.

A young agriculturist Velu (Kamal Hassan) goes to extremes to attain revenge against his devious landlord and her family. He is an upright young man, but when his family gets cheated out of money, he decides it’s time to take a stand. Donning various disguises, he-with help from his sister Valli (Thulasi)-sets out seeking justice against the landlord and her confrontational daughter Geetha (Ambika) and son Pazhani (Raveendran).

A cop with a connection to the criminal underworld finds his secret life exposed when he and his partner are caught stealing cocaine from a powerful drug dealer, a move that puts his son’s life in jeopardy.

Karthik and Kavya are the children of Rama Chandra Rao (Rao Ramesh). Rama Chandra Rao wants to make Karthik a collector. The only problem is that Kavya wants to become a collector as well, but Rama Chandra Rao cannot afford to pay for both of their studies. Because of this, Karthik deliberately fails in his exams so that his sister can join Delhi Public School in order to become a collector. The only one aware of his sacrifice is his uncle (Tanikella Bharani).

Velu agrees to go to jail for smuggling sandalwood to save his friend Karuna, whose aim is to become a forest officer. When Karuna’s true colors come out, can Velu save the forest and its people?

Ooh La La La is a light hearted funny movie about a guy who is in search of a girl friend. Actor Jothi Krishna flirts with every girl in his reach. Lets see his search may complete or not.

The protagonist`s family wants him to continue his family legacy by becoming a policeman. The journey, however, is not going to be easy since he has a minor defect in his body, Will he let this obstacle stop him from pursuing his parents` dream or will he overcome it to come out on top, This struggle forms the core content of the movie.