Which celeb is hotter and why?

brenda song a href="http://www.gotceleb.com/wp-content/uploads/celebrities/brenda-song/in-a-bikini-for-the-destination-op-spring-summer-2011/brenda%20song%20bikini-01.jpg" rel="nofollow"http://www.gotceleb.com/wp-content/uploa…/a alyson michalka a href="http://images.werdyo.com/2011/04/03/michalka/aly-michalka-bikini-ocean-pacific-0.jpg" rel="nofollow"http://images.werdyo.com/2011/04/03/mich…/a katerina graham a href="http://26.media.tumblr.com/tumblr_l6pog5Bl911qzu7ito1_400.jpg" rel="nofollow"http://26.media.tumblr.com/tumblr_l6pog5…/a and heres ones with all of them a href="http://01.wir.skyrock.net/6e5/vampire-diariesofficiel/pics/2989332205_2_17_L6dOiHEA.png?w=600" rel="nofollow"http://01.wir.skyrock.net/6e5/vampire-di…/a a href="http://cdn02.cdn.egotastic.com/wp-content/uploads/2011/04/aly-michalka-brenda-song-katerina-graham-OP-bikini-shoot-LB.jpg" rel="nofollow"http://cdn02.cdn.egotastic.com/wp-conten…/a a href="http://www.411mania.com/siteimages/aly-michalka-brenda-song-katerina-graham-op-bikini-shoot-04-830x466_96767.jpg" rel="nofollow"http://www.411mania.com/siteimages/aly-m…/a