The trio then visits Seville to go skydiving, which is Arjun's choice. On their way to Seville, Kabir drops Natasha at the airport, while Arjun and Imran discuss Kabir's change in behaviour around Natasha. Natasha is relieved of her suspicions about Kabir, and Arjun, too, grows to respect his life as he now knows it. After the men leave, both Arjun and Laila realize they have fallen in love and to not regret the partition, Laila chases them on a bike, kissing Arjun passionately before saying goodbye. Imran spends time with Laila's friend Nuria, and Arjun with Laila. Natasha crashes the bachelor party trip, much to Kabir's discomfort. Meanwhile, Natasha becomes suspicious of Kabir's involvement with Laila when she sees them via webcam whence Laila has been invited over to the boys' villa for dinner. Laila suggests they attend the La Tomatina festival with her in Buñol. Arjun, who cannot swim and is aquaphobic, receives assistance from Laila to overcome his fears, and finishes the sport successfully, gaining newfound freshness towards his life. Kabir announces he has chosen underwater diving as their first sport, and they later find that Laila is their diving instructor. Upon reaching their destination, they meet Laila, an Anglo-Indian woman, whom Arjun is immediately attracted to Imran flirts with her and makes Arjun jealous. However, the argument is ceased by Kabir who pacifies them both. Imran casually throws Arjun's mobile phone out of their car, causing an argument in which Arjun accuses Imran of being unapologetic for having an affair four years prior with Arjun's then-girlfriend Sonali. On the way to Costa Brava, Imran and Kabir are annoyed when Arjun, a workaholic, continues working.
They plan to visit Costa Brava, Seville, and Pamplona. The three men fly to Spain separately and meet in Barcelona. Imran secretly plans to find his estranged biological father Salman Habib, an artist who lives in Spain. Arjun is initially reluctant to take the trip as he does not want to miss work.
Kabir says the three friends have a long-standing pact, and that during the road trip each of them will pick an adventure sport that all three will try together. Their families meet at the engagement party where Natasha learns that Kabir is planning a three-week bachelor party road trip to Spain with his school friends – Imran Qureshi, an advertisement copywriter and Arjun Saluja, a financial broker who is working in London. Kabir Dewan proposes to his girlfriend Natasha Arora. The film was nominated for and won several awards, including two National Film Awards. The film had a worldwide release on 1,800 screens and was a critical and commercial success that grossed ₹1.53 billion (US$20 million) and received widespread acclaim for its performances, story, screenplay, music, humour, and direction. The release of Zindagi Na Milegi Dobara was initially planned for, but technical problems with post-production work led to the release being postponed to 24 June, and again to 15 July that year. During their trip, each friend chooses a dangerous sport for the group to partake in. Kabir and his fiancée Natasha experience significant misunderstandings, while Imran wishes to meet his biological father, an artist. They set off to Spain and meet Laila, who falls in love with Arjun and helps him overcome his compulsion to work. The film's story follows three childhood friends, Arjun, Kabir, and Imran, who reunite for a three-week road trip. The music and background score are composed by Shankar–Ehsaan–Loy with lyrics by Javed Akhtar. It was filmed in Spain, India, Egypt, and the United Kingdom on a budget of ₹450 million (US$6.0 million). The film features an ensemble cast consisting of Hrithik Roshan, Abhay Deol, Farhan Akhtar, Katrina Kaif, and Kalki Koechlin. 'You Only Live Once') is a 2011 Indian Hindi-language buddy road comedy-drama film directed by Zoya Akhtar and produced by Farhan Akhtar and Ritesh Sidhwani under Excel Entertainment.