Overview: The Top 8 contestants perform Rock & Roll hits. Performances: Kaleb Simmonds-""Hound Dog"" Jacob Hoggard-""Everything"" Theresa Sokyrka-""Piece of My Heart"" Elena Juatco-""I Just Want to Make Love to You"" Shane Wiebe-""I Believe in a Thing Called Love"" Joshua Seller-""Iris"" Jason Greeley-""Proud Mary"" Kalan Porter-""Paint it Black""