Amber Heard and Johnny Depp's relationship is under the microscope as the "Pirates of the Caribbean" star's defamation lawsuit against his ex-wife plays out for all the world to see. As the former "21 Jump Street" star testified during a hearing at the Fairfax County Circuit Court in Fairfax, Virginia, Tuesday and Wednesday in his defamation suit against Heard, 35, Depp's and Heard's names have topped headlines.