"Happy Birthday to Shekhar, more than a blood brother to me! A friend, a teacher and a sheer genius! Have a stellar year, man! Big love," Vishal posted on his Twitter page.
Together, the musical duo has created chartbusters for films like "Jhankaar Beats", "Om Shanti Om", "Bachna Ae Haseeno", "Dostana", "Anjaana Anjaani", "Ra.One", "Student Of The Year" and "Chennai Express".