LIE TO ME “Killer App” Season 3 Episode 13 January 31, 2011 Lie to Me, News Watch a sneak peek and check out photos of the upcoming episode of LIE TO ME Season 3 Episode 13 titled “Killer App” which airs on Monday January 31 at 9pm on FOX. You can read all our coverage of Lie to Me here. Episode Synopsis: LIE TO ME “Killer App” Season 3 Episode 13 – Foster’s former patient, one of the founders of a social-networking app, comes to the Lightman Group when she thinks she’s being squeezed out by her partner. When she turns up dead a short time later, Lightman fights against the prevailing evidence to expose the truth behind the murder in the all-new “Killer App” episode of LIE TO ME airing Monday, Jan. 31 (9:00-10:00 PM ET/PT) on FOX. Click Any Photo Below To Enlarge Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)