Spring Fest, popularly known as SF, is the annual social & cultural festival of the Indian Institute of Technology, Kharagpur held during the month of January in the spring semester. The Spring Fest is held for 4 nights and 3 days on the weekend closest to 26 January, India's Republic Day. During the fest, students from IIT Kharagpur and from different colleges all over the country participate in a plethora of socio-cultural activities. Most of these are day events that involve dramatics, music and dance competitions, fine-arts contests, quizzes, and other literary events. Other non-competition-based events include Star-Talk which involves talks/conferences by eminent personalities from a variety of fields. The evenings are notable for "Star-Nites" — the biggest events in Spring Fest which usually involve live concerts by some of the most famous musicians and bands in South Asia. The genres of music are wide and varied and involve pop, rock, and fusion bands. Famous Indian artists like Pritam, Kailash Kher, KK, Shaan, Sunidhi Chauhan, Shankar Mahadevan and classical performers such as Pandit Debashish Bhattacharya, Pandit Hariprasad Chaurasia, Pandit Vishwa Mohan Bhatt have performed here. Bands like Kryptos, Parikrama, Euphoria, Indian Ocean, Strings, etc. have also been performing here. International bands like Breathe, the Floyd Sound, Led Zepplica and TesseracT have also performed on the famous Spring Fest stage.