Kumar (Siddharth) is a software engineer who lives in a joint family. All of the marriages in his family have been love marriages for generations. He, however, swears off girls and love because of bad experiences in his childhood and teenage. One day, Sanjana (Hansika Motwani) joins his office and he falls in love with her. Unable to convey his feelings, he seeks the help of Nokia (Santhanam), a man who earns a living by helping men impress their lovers. Nokia teaches him to be more assertive and flirtatious. He makes Kumar spread the rumour that Sanjana is seeing her boss, George (Ganesh Venkatraman). As a result, Sanjana stops spending time with George. George then asks her to be his girlfriend, coincidentally when Kumar was planning to confess his love for Sanjana. She accepts, leaving Kumar heartbroken. Nokia then intervenes and breaks up George and Sanjana. Sanjana and Kumar finally get together but Nokia tries to break them apart after he finds out it’s his sister he has been helping Kumar with. Then, Kumar admits to Sanjana that he manipulated her feelings but then seeks her forgiveness. Then they get back together, with the acceptance of Nokia who sees Kumar’s true love for Sanjana.

A Son tries to save his father who was an ex-cop from tight spot caused by a tragic incident of kidnap.

Thiruchitrambalam lives with his father and his grandfather. He blames his father for the loss of his mother and sister and is not on good terms with his father. Meanwhile, his love life is not so successful.

The film revolves around Madhavan Nair (Nedumudi Venu), who unknowingly kills a teenager, and his eldest son Raja takes the blame and is sentenced to jail for five years. After returning from jail, his father refuses to accept him still with no knowledge that his son was innocent, and so Raja moves to Madurai and there he rescues the life of the son of Maniannan (Charan Raj), the village landlord, and then Raja turns his right hand and is named as Madurai Raja. Years later, he started being known as Pokkiri Raja (Mammootty).
Meanwhile, Surya (Pritviraj), Madhavan Nair’s younger son, is a young, energetic, educated, naughty guy who is well-famous for his rowdyism in his village. He is sent to Ernakulam to his brother-in-law Sugunan (Suraj Venjaramoodu) to change his character, who is a scary cat. At Ernakulam, Surya falls in love with Aswathy (Shriya Saran), unknowing that she is the daughter of Rajendra Babu (Siddique), the City Police Commissioner. Sugunan takes advantage of Surya’s character and sends him in his uniform to take care of some severe police cases. Surya gets arrested for this offence. Rajendra Babu finds that Surya is in love with his daughter and charges Surya with another drugs case and makes it a non-bailable offence. Meanwhile, Rajendra Babu plans to murder Surya in jail, and he gives the contract to Pokkiri Raja. At this point, Madhavan Nair goes to Madurai in search of his elder son who left for Madurai 10 years back, and asks for his help to rescue his younger son Surya. After realising that Surya is his brother, Raja starts the game to help his family and end Rajendra Babu.

Gautam and Nithya become friends. Will the friends turn lovers?

Karthik aspires to be famous and his friend Adaikalam aspires to be a politician. Karthik falls in love with his new neighbour but the sister of his love interest falls in love with him.

Periyasamy (Mayilsamy), an idler, hopes to enjoy life as a rich man by making his son, Murali (Sharuk) woo Mynaa (Gayathri), who, he thinks, is the daughter of a wealthy jeweller. Little does he realise that Mynaa is actually the daughter of a beggar.

Venugopal, a wealthy industrialist, marries a woman named Sushila and they have quadruplets. His brother Nandagopal tries to have her and the newborns killed by hired goons. However, the leader of the goons has no desire to kill the babies, so he adopts one (Michael), leaves one in an orphanage (Raju), one in a temple (Kameshwaran) who is picked by Palakkad Mani Iyer, a Brahmin, and one (Madhan) in a car that belongs to Venugopal.
30 years later, Madhan is now a London-educated businessman. Venugopal has raised Madhan as his adopted son, not knowing that he is his biological son. Venugopal is killed by Nandagopal and his nephew, Ramu for his inheritance, but unknown to them, the will has already named Madhan as the beneficiary.

Charles, an aspiring cricketer, is willing to give up his career for the sake of his girlfriend, Karthika. Their lives take a turn when Karthika is kidnapped by a gang of thugs.

Sathyamurthy (Vimal) is the son of a schoolteacher DK (Jayaprakash) in Kumbakonam. Sathya is a happy-go-lucky youngster who yearns to do business. To achieve his ‘mission’, he borrows money from all quarters and is almost drowned in debts. Even as his father advises him to start leading life in a right manner, enters Selvi (Sanusha), a student. Sathya gets acquainted to Selvi, and his life takes a turn. Meanwhile, Selvi is in trouble because her uncle Pandiyan (Sarvajit), a rowdy, wants her to marry him. This proposal was ignored by Selvi, and she hated Pandiyan because he killed her father (Santhana Bharathi). One day while goofing around with Sathya, Selvi loses the necklace Pandiyan had given her. Sathya and Selvi escape to Chennai, but Pandiyan and a corrupt inspector come and trouble them. Sathya switches on the police’s cordless phone, through which an Assistant Commissioner of Police (Sampath Raj) comes to know about Pandiyan and arrests him. The film ends with Sathya opening a cable TV station and becoming successful.

Vishnu (Nakul) is on his way from Coimbatore for his new job and also to see his Fiance who is his uncle’s daughter. During his journey he meets Pavitra (Nikesha Patel) and upon his arrival in Chennai, problems begin. Simultaneously Narathan (Premji) a renowned movie director is at his uncle’s place who is also a movie producer. Narathan narrates his story to Vishnu’s uncle and interestingly all the incidents have been happening in Vishnu’s and all the other people’s lives.

Bumbling cop Chatur Singh (Sanjay Dutt) is sent on a special mission to South Africa to solve a high-profile case involving the murder of a politician and a cache of diamonds. But before he can redeem his botched-up career he must deal with a bunch of loonies which includes a crazy mafia don (Satish Kaushik), a weird taxi driver (Sanjai Mishra), a hysterical boss (Anupam Kher), and a pretty damsel in distress (Ameesha Patel).[4]