NBC is bringing some serious star power to The Voice this week. During tonight’s (5/8) episode, Blake Shelton will be step away from his coaching chair to perform his current single “Every Time I Hear That Song.” Maren Morris will then make her Voice debut the following night (5/9), performing her latest single “I Could Use a Love Song.”  Tuesday’s show will also feature a performance from pop star Charlie Puth, who will be debuting his new song, “Attention.”