I've made lots of messes in my career thinking about that ass.
JOJimmy's Top 10 (no particular order) Sara Evans, Tiffani Amber Thiessen, Alessandra Ambrosio, Debra Messing, Lisa Rinna, Lori Loughlin, Jennifer Aniston, Kim Raver, Teri Hatcher, Heather Locklear
Honorable Mentions: Annie Wersching, Audrina Patridge, Daisy Fuentes, Eva LaRue, Kate Walsh, Rachel Hunter, Molly Sims, Kathie Lee Gifford, Sofia Milos, Stephanie Seymour
Loc: Candy Apple Island
I was floored when I saw the Nicole Eggert Ass spectacular, but this one is one of my favorites.
My Top 20 as of right now: Erika Christensen, Christina Hendricks, Melissa Archer, Laetitia Casta, Keri Russell, Giada De Laurentiis, Zooey Deschanel, Olivia Munn, Shannon Elizabeth, Rachel Wiesz, Tiffany Thessian, Lacey Charbet, Anna Friel, Monica Kenna, Eva Green, Gennifer Goodwin, Oliva Munn, Sarah Carter, Carla Gugino, Heather and Lauren Graham.