Kris Allen and Adam Lambert on Today Show (VIDEO)

American Idol winner Kris Allen and runner-up Adam Lambert rocked NBC’s Today Show Summer Concert Series and discussed the AT&T voting controversy dubbed “textgate” with host Natalie Morales.

Kris Allen performed “No Boundries” and the Kanye West hit “Heartless,” and runner-up Adam Lambert sang “Mad World.”

Watch Kris Allen and Adam Lambert Today Show videos below.

Kris Allen performs “Heartless”

Kris Allen performs “No Boundries”

Adam Lambert performs “Mad World”

Kris Allen and Adam Lambert discuss “textgate”

photo: WENN