When Brad admitted that he hadn't seen Olivia before they arrived at Grenadine's, Amy admitted that she had lied and told Ricardo that Olivia had pressured her into lying. Amy identified the necklace he found in Francesca's room as belonging to Bette. Ricardo got an anonymous tip telling him that the gun was at Olivia's house. AJ told Olivia that he knew that she threatened Francesca with a gun. (thetvdb.com)