Revenge Season 1 Episode 20 : Legacy
In 2002, a reckless Emily is still Amanda Clarke and begins putting together the information that maybe her father was framed by the Graysons. Emily goes undercover as a server at the Grayson's New Year's Eve party and many of the people aware of David Clarke being framed are in attendance. As her determination and anger grows she hatches a plan for revenge to avenge her father but before she can get evidence from Roger Halstead, he is murdered by the Grayson's head of security, Frank Stevens, who he believes sent an incriminating letter to the Graysons. But in the end it is revealed that Roger Halstead's death was a mistake as Mason Treadwell admits to Victoria he sent the letter.