 "Rehab" was the twelfth song on Rihanna's set list for her 2010 Last Girl on Earth Tour, throughout which she performed it on a therapist's couch adorned with metal casts of human heads and limbs.David Sprague of "Variety" called her performance of "Rehab" at Madison Square Garden dishearteningly leaden.Ben Ratliff from "The New York Times" wrote that "Rihanna's lip curl during 'Rehab' and her low hip-grind during 'Rude Boy' were the smash hits of her body language."