Houdini & Doyle (2016)

S7E20 Trilogy Time

Title: Trilogy Time Plot: Every three years, Ted, Marshall, and Barney gather for their beloved "trilogy time" to binge-watch the "Star Wars" trilogy while imagining what their lives will look like three years down the road. In the midst of their tradition, Barney takes a significant step in his relationship with Quinn, as they decide to move in together.