Liam (Matt Lanter) experiences some symptoms of post-traumatic stress disorder while preparing to testify against Ashley (guest star Natalie Morales), while Annie (Shenae Grimes) is furious when Naomi (AnnaLynne McCord) tracks down their half-brother Mark (guest star Charlie Weber), a chef who owns a gourmet food truck. Wolfgang Puck has a cameo role as a celebrity judge in a cooking competition. Silver (Jessica Stroup) is overbearing with her surrogate Michaela (guest star Lyndon Smith), whom Dixon (Tristan Wilds) discovers has an amazing singing voice.