In the premise of the show, "Sam and Cat" buddy up as roommates and start a babysitting business to fund for their adventures after her best friend Carly Shay lift with her Dad to Itey after the last ICarly web cast ended.
Four celebrity artists each form teams of singers that they coach and mentor throughout the competition. Individuals are eliminated until each celebrity only has one team member left who competes in the finals to be named "The Voice of America" in a live finale.
Tori Vega is an aspiring singer who attends a performing arts high school. She leads a normal life, but when her sister has a medical accident on the night of their school's annual talent showcase, she steps in and takes her place.