Pharrell Williams, Helen Lasichanh Williams Published March 31, 2014 at 3545 × 4878 in Pharrell Williams Signs On The Voice As A Coach For Season 7 Pharrell Williams, his Buffalo hat and his wife Helen Lasichanh Williams attend SECOND ANNUAL âREBELS WITH A CAUSEâ GALA, Paramount Studios lot – Hollywood, California United States. March 20, 2014.