This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Buzz·Posted on Nov 30, 201310 Of The Best Casting Change Decisions In Recent Television HistoryAll in the name of "chemistry."by Jenna RedfieldCommunity ContributorLinkFacebookPinterestTwitterMail 1. Parks and Rec: Paul Scheneider replaced by Adam Scott and Rob Lowe 2. Bones: Jonathan Adams replaced by Tamara Taylor 3. Castle: Ruben Santiago-Hudson replaced by Penny Johnson Jerald 4. Psych: Anne Dudek replaced by Maggie Lawson 5. Modern Family: Ella Hiller and Jaden Hiller replaced by Aubrey Anderson-Emmons 6. New Girl: Damon Wayans, Jr. replaced by Lamorne Morris 7. Big Bang Theory: Amanda Walsh replaced by Kaley Cuoco 8. Grey's Anatomy: Replacements all around 9. Private Practice: Merrin Dungey replaced by Audra McDonald 10. How I Met Your Mother: "The Mother" replaced by Cristin Milioti