Wedding Feast), also known by the initialism KSS, is a 2013 Indian Tamil-language romantic comedy film written and directed by R. S. Prasanna in his directorial debut.

[2] The film follows Raghu, a software engineer who faces several challenges in his arranged marriage as he suffers from erectile dysfunction and tries to find a solution to his problem.

[3] The first look released in November 2012,[1] which features the technical crew, Krishnan Vasant handling the cinematography, Sathyaraj Natarajan being the editor, and Vedanth Bharadwaj and singer Karthik, were initially roped into compose the music, later replaced by flautist Navin Iyer, credited as Arrora.

[8] The sound mixing of the film took place at the Warner Brothers Studio in Los Angeles, with audiographer Kunal Rajan.

The soundtrack album features six tracks, with lyrics written by singer Harish Raghavendra, Muthamil, Arrora, Sakthi, Srikanth Varadhan, with the latter making his debut as a lyricist.

Actor Prasanna also made his debut as a playback singer for the song "Pallu Pona Raja" which has a female version sung by Sangeetha Rajeshwaran.

[10] The first single track "Mella Sirithai" sung by Haricharan, Chinmayi was released on 9 September 2013 coinciding with the occasion of Vinayaka Chathurthi,[11] at Suryan FM 93.5 Radio Station in Chennai, in the presence of directors Nalan Kumarasamy, Karthik Subbaraj, Balaji Tharaneetharan, Balaji Mohan, Pa. Ranjith and Alphonse Puthren.

[13] The audio launch of the film took place on 16 October 2013, at Sathyam Cinemas in Chennai,[14] with the presence of K. S. Ravikumar, Balu Mahendra, G. Dhananjayan, K. E. Gnanavel Raja, Nalan Kumarasamy and Santhosh Narayanan, alongside the cast and crew.

[24] The film's distribution rights were acquired by C. V. Kumar, under Thirukumaran Entertainment banner,[25] along with Abhinesh Elangovan's Abi TCS Studios.

[4] The Times of India gave 4 stars out of 5 and wrote, "The first 15 minutes play out like a romantic fantasy and director Prasanna deftly changes track, turning it into a comedy about erectile dysfunction.

[37] Cinemalead rated the film with 3 out of 5 stars and wrote "Kalayana Samayal Sadham is feel good feast which everyone can enjoy.

"[38] Rediff gave the film 3 stars out of 5 and wrote, "Kalyana Samayal Saadham is not just about a big fat Indian wedding but also highlights the emotional and sensitive topic of stress-related erectile dysfunction that is becoming an increasingly common problem among the modern youth".

[40] Deccan Herald wrote, "Kalyana Samayal Saadham turns out to be an interesting rom-com providing food for thought.

[41] The New Indian Express wrote, "To craft an adult comedy with a sensitive theme, with maturity and style, is harder still.

[43] Behindwoods gave 3 stars out of 5 and wrote, "Kalyana Samayal Saadham, is a practical take on a very serious issue but laced with lighthearted approach" and called it "A pleasant feel good urban flick".