The song "Kay Sera Sera" from the movie *Pukar* (2000) is an energetic and vibrant dance number featuring Madhuri Dixit and Prabhudeva. Sung by Shankar Mahadevan and Kavita Krishnamurthy, the song is known for its catchy rhythm and lively choreography. The music, composed by A.R. Rahman, blends Indian and Western elements, creating an upbeat and memorable track. The playful lyrics by Javed Akhtar add to the fun, making it a popular and iconic song in Bollywood.