Watch Robin Thicke and Olivia Chisholm Perform “Where Is the Love” in Duets Week 2 on May 31, 2012 Tweet June 1, 2012 by Jager Weatherby Related: American Idol, Music , Duets Credit: YouTube In Week 2 “Classic Duets” night, Robin Thicke teams up with his first partner Olivia Chisholm for “Where Is the Love,” originally performed by Donny Hathaway and Roberta Flack.Need your daily dose of American Idol? Like us on our Facebook page at facebook.com/AmericanIdolFansite, or follow us on Twitter at twitter.com/IdolWetpaint!