For MacKenzie's Blind Audition, he sang "Pumped Up Kicks". Cee Lo Green was the only coach to turn around, putting MacKenzie on Team Cee Lo by default.
In the Battle Rounds, MacKenzie was paired against Emily Earle. They sang "Good Time". Cee Lo chose MacKenzie as the winner, sending him to the Knockout Rounds.
In the Knockout Rounds, MacKenzie was paired against Daniel Rosa. He sang "Call Me Maybe". Cee Lo chose MacKenzie as the winner, sending him to the Live Playoffs.
In the Live Playoffs, MacKenzie sang "What Makes You Beautiful". He did not receive enough votes to be sent to the Top 12, nor was he saved by Cee Lo, eliminating MacKenzie from the competition along with Diego Val, instead of Cody Belew.