The film opens with Shiva going to college for an exam, where his pen runs out of ink. He receives a new one from the girl next to him, Sindhya. He immediately falls for her and starts following her. He attends an educational tour with Sindhya, Vasanth, and Priya (Vasanth’s lover). Eventually, Sindhya falls for Shiva too. He then finds out that she got the top rank in the test and a scholarship to the US. Before she leaves, Sindhya invites Shiva to breakfast at her house while her family is out. At her house, Shiva strips her and the two end up having sex. Sindhya then goes to the US. She comes back three months later, saying that she has some private information to tell him. When she gets back, she announces to Shiva that she is pregnant, thinking that no one else is in the house. However, Shiva’s mom and dad overhear and they scold the two for having sex.
The film skips ahead a few years to show Shiva and Sindhya, husband and wife, having a child. Sindhya is working while Shiva is an unemployed husband, looking after the child at home. Sindhya’s brother Randy, a psychiatrist, tries to help by setting up a trick for Shiva to discover his interests. He sets up a plot in which Shiva overhears Sindhya talking to a person named Mahesh who is really Randy, making Shiva think that the child is not his, but someone else’s. Sindhya and Randy want Shiva to overhear them talking. Shiva gets suspicious about who Mahesh is and starts getting data from the library, helped by Vasanth. The climax is in the people he meets and he finally figures who it is. He accuses Sindhya and tries to kill the child. His family and Randy then explain what happened. He then rewrites the test and passes. The movie ends with Shiva getting a job and Randy still on his case on whether he is back to normal.

In the year 2065, a scientist (Arya) invents a time machine. To prove its capability, he sends it back in time to 2015, programming it to return within forty seconds. However, the machine does not return.
The time machine is seen by three people in 2015 — Elango (Vishnu), a budding entrepreneur whose ideas are rejected by all and who is struggling to maintain his relationship with his rich girlfriend Anu (Miya), who is embarrassed at the fact that Elango is unemployed; Elango’s best friend Pulivetti Arumugam (Karunakaran), a fake astrologer; and an inventor Giridhara Parthasarathy (T. M. Karthik), who makes a living by repairing home appliances. The three of them are involved in an accident and witness the time machine while recovering from the shock. While Parthasarathy decides to keep the time machine for himself, he suffers an electric shock and ends up in a coma, prompting Elango and Arumugam come to steal the time machine from Parthasarathy’s shop. The duo use the time machine to make Arumugam’s astrology practice extremely successful by going back in time and finding things lost by people under the guise of astrology. Elango further uses the machine to impress Anu’s industrialist father Rajarathinam (Jayaprakash) by going to the future, obtaining the stock market results and successfully “predicting” them in front of Rajarathinam and his company’s board of directors. Rajarathinam soon approves the marriage of Anu with Elango.

Nani loves Bindu but is killed by a jealous Sudeep, who lusts after Bindu. Nani is reincarnated as a fly and decides to avenge his death. He teams up with Bindu to make Sudeep’s life a living hell.

An astrophysics student and an eccentric singer hatch an outlandish plan to travel to Mars. But all visionaries must face impediments before accomplishing their dreams; in this case, the duo will have to deal with brain-dead cops, Dons with trust issues and suicidal IT employees before pulling off the impossible.

Gopalakrishnan (Pandiarajan), a clever cook from Coimbatore, moves to an apartment in Chennai. He becomes quickly popular and appreciated among the apartment’s women, however, their husbands get jealous of Gopalakrishnan. Meanwhile, he falls in love with Usha (Kushboo). He decides to marry her with the support of his neighbours. After the marriage, Usha has just learned that Gopalakrishnan was already married. Gopalakrishnan got married with a girl (Sindhu) but she was already pregnant and she eloped with her lover that very evening. Usha is upset and refuses to live with him. Later, Gopalakrishnan finds a forsaken baby (by his ex-wife) in a dustbin and leaves the baby to an orphanage. Gopalakrishnan’s father (Manivannan), an army officer, comes to live with his son and he helps his son to win back Usha’s heart.

Maruthu (Vishal) is a labourer from Rajapalayam who personally does not tolerate injustice anywhere. He leads a happy life with his grandmother Appathaa (Kulappulli Leela) and his younger brother Kokkarako (Soori). One day, he encounters Bhagyalakshmi alias Bhagyam (Sri Divya), a bold young woman, at a temple, but their first meeting does not go well due to a misunderstanding, and he ends up at a police station. However, with Appathaa’s help, Maruthu soon manages to win Bhagyam’s heart. One day, he sees some goons chasing Bhagyam and her father (G. Marimuthu) near the market where he is working. Maruthu beats up the goons and then learns from Bhagyam’s father why the goons are after them.

For 25-year-old Sebastian it is all about surface and appearance. Life is full of party, money and one-night stands. He has never challenged himself, whether it be his dream of a music career or maybe, especially true love. When everything is at its best in his superficial life he has an accident that leads to him becoming blind. A whole world closes, or rather opens up. When he sees everything in black, he meets Mia, a personal assistant. A girl he normally would not pay any attention to. She becomes the first to successfully open his eyes to what is important in life. But when Sebastian discovers that Mia is not who he expected superficiality gets an entirely different meaning. EGO is a romantic comedy drama about vanity, love, sex, and that things are not always as they seems.

Employees of a TV channel set out to capture ghosts as a marketing tactic. They choose a dark, spooky house and create fake ghost effects. They’re in for a rude shock when they are chased and eventually haunted by real spirits.

Raghava (Lawrence Raghavendra) is a typical jobless youth who spends his days playing cricket with friends. He suffers from an irrational fear of ghosts and retreats to the safety of his home after sunset. His fear is so great he prefers to sleep with his mother (Kovai Sarala) and have her accompany him to the bathroom at night. This creates a major annoyance in the household, including Raghava’s brother (Sriman), sister-in-law (Devadarshini), and their children.
One day, Raghava and his friends are forced to abandon their usual cricket ground and find a new one; they unwittingly select an abandoned ground which is rumored to be haunted. A bizarre weather change scares them away. Raghava brings home his cricket stumps, which have been stained with blood from a buried corpse in the ground.

The film starts with Shakeel (Rahul Dev) killing his own brother for information, which is also known to Veeru Dada (Kolla Ashok Kumar). In the encounter, Veeru jumps off into a river from a cliff. After 18 years, we have Veeru with a leg cut off giving info to Raja (Mahesh Babu), a mischievous thief who robs banks in style. Raja gives Veeru a share of 50% for all his tip offs. Raja becomes more daring as the price tag on his head increases by thousands. There is another mischievous thief Panasa (Bipasha Basu). She and her uncle follow Raja so she can dupe him and escape with all the looted money. As the things go on a frolicking way between Panasa and Raja, Shakeel is searching for Veeru. Veeru realizes Shakeel will kill him soon. Hence, Veeru offers a big diamond to Raja and asks him to escort his daughter Bhuvana (Lisa Ray) to his brother Dharma’s place.

Ambikapathy escapes to Chennai to fulfil his dreams and he earns a living by selling goods on a beach. He faces many hurdles along the way but manages to overcome them in his pursuit for happiness.

After his wife’s murder he give up Mumbai and goes to a village with his two sisters for their safety.