" Woohoo " has been described as an electro-R & B and dancehall track . The song received mixed to positive reviews from critics , some of whom praised Minaj 's appearance and Aguilera 's vocals . Many noted its similarities to Kelis 's " Milkshake " . However , others expressed distaste for the song 's sexual nature . " Woohoo " debuted and peaked at 46 and 79 in Canada and the United States , respectively . Aguilera performed the song in a medley with " Bionic " and " Not Myself Tonight " at the 2010 MTV Movie Awards . The song was later included in the setlist for Aguilera 's Vegas residency The Xperience
2010 MTV Movie Awards
2010 MTV Movie Awards
Woohoo (Christina Aguilera song)