You may know that Dax Shepard’s new movie Hit & Run hits theaters Aug. 22. But did you know that during the filming, Shepard and his real-life fiance Kristen Bell had a difficult time nailing their love scenes? It’s totally true. In this Funny or Die exclusive, we go behind the scenes and see exactly how the quirky couple overcame awkwardness. Here’s a hint: Tom Arnold had a lot to do with it.