Cara Delevingne says there really was something between her and Amber Heard ... revealing they became "entangled" during Amber's divorce from Johnny Depp . The actress dropped the bombshell on the latest episode of "The Louis Theroux Podcast," where Louis brought up Johnny's reported jealousy towards her. Cara says nothing romantic was happening while the three were working on the movie "London Fields" ... but she says that didn't stop Johnny from being "driven crazy by jealousy." According to