The title track of 'Tu Meri Main Tera Main Tera Tu Meri' is out, showcasing Kartik Aaryan and Ananya Panday's sizzling chemistry and Kartik's new hook step. Sung and composed by Vishal-Shekhar with lyrics by Anvitaa Dutt, the vibrant boat-party track has fans hooked. The film releases on December 25.