This week on set, many celebrities continued working on the projects we've seen developing throughout the Summer, while a few new projects are just getting started. Robert Pattinson gave a smile on the set of Maps to the Stars, which has moved locations from Toronto to LA. Jennifer Garner got to work filming scenes for Alexander and the Terrible, Horrible, No Good, Very Bad Day. Also, Elizabeth Banks and John Cusack joked around on the set of Love and Mercy. Check out all that and more in this week's stars on set!